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    277 Products

    12-Point-Drive Flange Nuts

    The star-shaped head has more points of contact than a hex head nut, so you can achieve a better grip and a tighter fit without flattening the sides of the nut. Great for cramped spaces without a lot of clearance, these nuts twist on from any angle with a standard wrench. They have a flange that distributes pressure evenly across the mounting surface without the need for a separate washer. Also known as collar nuts.
    Steel
    Image of Product. Front orientation. Flange Nuts. 12-Point-Drive Flange Nuts.
    Black-Oxide Steel—Typically chosen for their appearance, these nuts have a dark, matte coating that creates a finished look. They offer minimal corrosion resistance, so they're best for dry environments.
    Flange
    Thread Size
    Wd.
    Ht.
    Dia.
    Thk.
    Each
    Black-Oxide Steel
    1/4"-20
    5/16"19/64"7/16"0.06"90759A10000000
    1/4"-28
    5/16"19/64"7/16"0.06"90759A1500000
    5/16"-18
    3/8"11/32"17/32"0.08"90759A2000000
    5/16"-24
    3/8"11/32"17/32"0.08"90759A2500000
    11/32"-24
    7/16"25/64"41/64"0.13"90759A6100000
    3/8"-16
    7/16"25/64"5/8"0.09"90759A3000000
    3/8"-24
    7/16"25/64"5/8"0.09"90759A3500000
    3/8"-24
    1/2"25/64"41/64"0.13"90759A6300000
    3/8"-24
    1/2"27/64"45/64"0.13"90759A6200000
    7/16"-14
    1/2"7/16"45/64"0.11"90759A4000000
    7/16"-20
    1/2"23/64"19/32"0.13"90759A6400000
    7/16"-20
    1/2"7/16"45/64"0.11"90759A4500000
    7/16"-20
    9/16"1/2"53/64"0.13"90759A6500000
    7/16"-20
    5/8"1/2"53/64"0.13"90759A6600000
    1/2"-13
    9/16"33/64"53/64"0.13"90759A5000000
    1/2"-20
    9/16"33/64"53/64"0.13"90759A5500000
    1/2"-20
    5/8"17/32"7/8"0.13"90759A6700000
    1/2"-20
    11/16"41/64"7/8"0.19"90759A6800000
    9/16"-12
    11/16"5/8"31/32"0.13"90759A69000000
    9/16"-18
    11/16"5/8"31/32"0.13"90759A70000000
    5/8"-18
    13/16"45/64"1 1/4"0.13"90759A71000000
    M6 × 1 mm8 mm6.1 mm10.5 mm1.6 mm90759A7200000
    M7 × 1 mm9 mm7 mm12 mm1.6 mm90759A7300000
    M8 × 1 mm10 mm8.1 mm15.9 mm1.6 mm90759A7400000
    M8 × 1.25 mm10 mm8.1 mm13.6 mm1.6 mm90759A7500000
    M9 × 1 mm11 mm9.5 mm15.6 mm1.6 mm90759A7600000
    M9 × 1 mm13 mm8.4 mm18.2 mm1.6 mm90759A7700000
    M9 × 1.25 mm11 mm8 mm15.6 mm1.6 mm90759A7800000
    M10 × 1 mm12 mm10.2 mm14 mm3.2 mm90759A8000000
    M10 × 1 mm12 mm10.2 mm17.8 mm3.2 mm90759A7900000
    M10 × 1.25 mm12 mm8.1 mm15 mm1.6 mm90759A8300000
    M10 × 1.25 mm12 mm10.2 mm15.9 mm3.2 mm90759A8100000
    M10 × 1.25 mm12 mm10.2 mm17.8 mm3.2 mm90759A8200000
    M10 × 1.25 mm16 mm11.4 mm20.7 mm3.2 mm90759A8400000
    M10 × 1.5 mm12 mm10.2 mm17.8 mm3.2 mm90759A8600000
    M11 × 1.25 mm13 mm11 mm17.8 mm3.2 mm90759A8700000
    M11 × 1.25 mm14 mm13 mm20.9 mm3.2 mm90759A8800000
    M12 × 1 mm14 mm12.8 mm19.1 mm3.2 mm90759A8900000
    M12 × 1.25 mm14 mm12.8 mm19.1 mm3.2 mm90759A9100000
    M12 × 1.25 mm14 mm12.8 mm20.9 mm3.2 mm90759A9000000
    M12 × 1.25 mm16 mm9.5 mm20.7 mm3.2 mm90759A9400000
    M12 × 1.25 mm16 mm10.8 mm23.5 mm3.2 mm90759A9300000
    M12 × 1.25 mm16 mm13.5 mm22.2 mm4.8 mm90759A9200000
    M12 × 1.75 mm14 mm12.8 mm20.9 mm3.2 mm90759A9500000
     
    Corrosion-Resistant Stainless Steel
    Image of Product. Front orientation. Flange Nuts. 12-Point-Drive Flange Nuts.
    High-Temperature A286 Stainless Steel—Stronger than 316 stainless steel and withstand high temperatures up to 1500° F. These nuts resist corrosion from chemicals, such as bleach and chlorine, but they won't hold up to salt water as well as 316 stainless steel.
    Flange
    Thread Size
    Wd.
    Ht.
    Dia.
    Thk.
    Each
    High-Temperature A286 Stainless Steel
    1/4"-20
    5/16"19/64"7/16"0.06"90997A70000000
    1/4"-28
    5/16"19/64"7/16"0.06"90997A7500000
    5/16"-18
    3/8"11/32"17/32"0.08"90997A8000000
    5/16"-24
    3/8"11/32"17/32"0.08"90997A8500000
    3/8"-16
    7/16"25/64"5/8"0.09"90997A9000000
    3/8"-24
    7/16"25/64"5/8"0.09"90997A9500000
    7/16"-14
    1/2"7/16"45/64"0.11"90997A9510000
    7/16"-20
    1/2"7/16"45/64"0.11"90997A9520000
    1/2"-13
    9/16"33/64"53/64"0.13"90997A9530000
    1/2"-20
    9/16"33/64"53/64"0.13"90997A9540000
    9/16"-18
    11/16"5/8"31/32"0.13"90997A1100000
    M6 × 1 mm8 mm6.1 mm10.5 mm1.6 mm90997A2100000
    M7 × 1 mm9 mm7 mm12 mm1.6 mm90997A2200000
    M8 × 1 mm10 mm8.1 mm15.9 mm1.6 mm90997A2300000
    M8 × 1.25 mm10 mm8.1 mm13.6 mm1.6 mm90997A2400000
    M9 × 1 mm11 mm9.5 mm15.6 mm1.6 mm90997A2500000
    M10 × 1 mm12 mm10.2 mm17.8 mm3.2 mm90997A2600000
    M10 × 1.25 mm12 mm10.2 mm17.8 mm3.2 mm90997A2700000
    M10 × 1.5 mm12 mm10.2 mm17.8 mm3.2 mm90997A2800000
    M11 × 1.25 mm13 mm11 mm17.8 mm3.2 mm90997A2900000
    M11 × 1.25 mm14 mm13 mm20.9 mm3.2 mm90997A3100000
    M12 × 1 mm14 mm12.8 mm19.1 mm3.2 mm90997A3200000
    M12 × 1.25 mm14 mm12.8 mm19.1 mm3.2 mm90997A3400000
    M12 × 1.25 mm14 mm12.8 mm20.9 mm3.2 mm90997A3300000
    M12 × 1.75 mm14 mm12.8 mm20.9 mm3.2 mm90997A3500000
     

    Steel 12-Point Screws

    Image of Product. Front orientation. 12-Point Screws. Steel 12-Point Screws, Fully Threaded.

    Fully Threaded

    Image of Product. Front orientation. 12-Point Screws. Steel 12-Point Screws, Partially Threaded.

    Partially

    Threaded

    Good for high-strength fastening, these screws are made from steel comparable in strength to Grade 9 steel. Use them for heavy duty stamping applications as well as earth-moving machinery, such as bulldozers and excavators. The head makes 12 points of contact with a wrench to handle more torque than a socket head or hex head screw. The flange distributes pressure where the screw meets the surface, eliminating the need for a separate washer. To install, use a 12-point wrench that matches the head width of your screw.
    Black Oxide—Black-oxide coated screws are mildly corrosion resistant in dry environments.
    Head
    Lg.
    Threading
    Min. Thread
    Lg.
    Thread
    Spacing
    Wd.
    Ht.
    Flange
    Dia.
    Tensile Strength,
    psi
    Specs.
    Met
    Material
    Pkg.
    Qty.
    Pkg.
    1/4"-20
    1/2"Fully ThreadedCoarse
    1/4"1/4"3/8"170,000IFI-115Alloy Steel5091271A537000000
    5/8"Fully ThreadedCoarse
    1/4"1/4"3/8"170,000IFI-115Alloy Steel5091271A53900000
    3/4"Fully ThreadedCoarse
    1/4"1/4"3/8"170,000IFI-115Alloy Steel5091271A54000000
    7/8"Fully ThreadedCoarse
    1/4"1/4"3/8"170,000IFI-115Alloy Steel5091271A54100000
    1"Fully ThreadedCoarse
    1/4"1/4"3/8"170,000IFI-115Alloy Steel5091271A54200000
    1 1/4"Fully ThreadedCoarse
    1/4"1/4"3/8"170,000IFI-115Alloy Steel5091271A54400000
    1 1/2"Partially Threaded1"Coarse
    1/4"1/4"3/8"170,000IFI-115Alloy Steel5091271A54600000
    1 3/4"Partially Threaded1"Coarse
    1/4"1/4"3/8"170,000IFI-115Alloy Steel2591271A5470000
    2"Partially Threaded1"Coarse
    1/4"1/4"3/8"170,000IFI-115Alloy Steel2591271A5500000
    2 1/2"Partially Threaded1"Coarse
    1/4"1/4"3/8"170,000IFI-115Alloy Steel1091271A5480000
    3"Partially Threaded1"Coarse
    1/4"1/4"3/8"170,000IFI-115Alloy Steel2591271A55800000
    3 1/2"Partially Threaded1"Coarse
    5/16"1/4"1/2"170,000Black Oxide Alloy Steel194173A3010000
    4"Partially Threaded1"Coarse
    5/16"1/4"1/2"170,000Black Oxide Alloy Steel194173A3020000
    4 1/2"Partially Threaded1"Coarse
    5/16"1/4"1/2"170,000Black Oxide Alloy Steel194173A3030000
     
    1/4"-28
    3/4"Fully ThreadedFine
    1/4"1/4"3/8"170,000IFI-115Alloy Steel5091271A57000000
    1"Fully ThreadedFine
    1/4"1/4"3/8"170,000IFI-115Alloy Steel5091271A57200000
    1 1/4"Fully ThreadedFine
    1/4"1/4"3/8"170,000IFI-115Alloy Steel5091271A57300000
    1 1/2"Partially Threaded1"Fine
    1/4"1/4"3/8"170,000IFI-115Alloy Steel5091271A57400000
    1 3/4"Partially Threaded1"Fine
    1/4"1/4"3/8"170,000IFI-115Alloy Steel2591271A57500000
    2"Partially Threaded1"Fine
    5/16"1/4"1/2"170,000Black Oxide Alloy Steel194173A3040000
    2 1/2"Partially Threaded1"Fine
    5/16"1/4"1/2"170,000Black Oxide Alloy Steel194173A3050000
    3"Partially Threaded1"Fine
    5/16"1/4"1/2"170,000Black Oxide Alloy Steel194173A3060000
    3 1/2"Partially Threaded1"Fine
    5/16"1/4"1/2"170,000Black Oxide Alloy Steel194173A3070000
    4"Partially Threaded1"Fine
    5/16"1/4"1/2"170,000Black Oxide Alloy Steel194173A3080000
    4 1/2"Partially Threaded1"Fine
    5/16"1/4"1/2"170,000Black Oxide Alloy Steel194173A3090000
     
    5/16"-18
    1/2"Fully ThreadedCoarse
    5/16"5/16"15/32"170,000IFI-115Alloy Steel2591271A5800000
    3/4"Fully ThreadedCoarse
    5/16"5/16"15/32"170,000IFI-115Alloy Steel5091271A58100000
    7/8"Fully ThreadedCoarse
    5/16"5/16"15/32"170,000IFI-115Alloy Steel5091271A58400000
    1"Fully ThreadedCoarse
    5/16"5/16"15/32"170,000IFI-115Alloy Steel2591271A5830000
    1 1/4"Fully ThreadedCoarse
    5/16"5/16"15/32"170,000IFI-115Alloy Steel2591271A5850000
    1 1/2"Fully ThreadedCoarse
    5/16"5/16"15/32"170,000IFI-115Alloy Steel2591271A58700000
    1 3/4"Partially Threaded1 1/8"Coarse
    5/16"5/16"15/32"170,000IFI-115Alloy Steel2591271A58900000
    2"Partially Threaded1 1/8"Coarse
    5/16"5/16"15/32"170,000IFI-115Alloy Steel2591271A59100000
    2 1/2"Partially Threaded1 1/8"Coarse
    5/16"5/16"15/32"170,000IFI-115Alloy Steel2591271A59300000
    3"Partially Threaded1"Coarse
    3/8"5/16"5/8"170,000Black Oxide Alloy Steel194173A3110000
    3 1/2"Partially Threaded1"Coarse
    3/8"5/16"5/8"170,000Black Oxide Alloy Steel194173A3120000
    4"Partially Threaded1"Coarse
    3/8"5/16"5/8"170,000Black Oxide Alloy Steel194173A3130000
    4 1/2"Partially Threaded1"Coarse
    3/8"5/16"5/8"170,000Black Oxide Alloy Steel194173A3140000
    5"Partially Threaded1"Coarse
    3/8"5/16"5/8"170,000Black Oxide Alloy Steel194173A3150000
     
    5/16"-24
    3/4"Fully ThreadedFine
    5/16"5/16"15/32"170,000IFI-115Alloy Steel2591271A6050000
    7/8"Fully ThreadedFine
    5/16"5/16"15/32"170,000IFI-115Alloy Steel2591271A60600000
    1"Fully ThreadedFine
    5/16"5/16"15/32"170,000IFI-115Alloy Steel2591271A6070000
    1 1/4"Fully ThreadedFine
    5/16"5/16"15/32"170,000IFI-115Alloy Steel2591271A60900000
    1 1/2"Fully ThreadedFine
    5/16"5/16"15/32"170,000IFI-115Alloy Steel2591271A61100000
    2"Partially Threaded1 1/8"Fine
    5/16"5/16"15/32"170,000IFI-115Alloy Steel2591271A61300000
    2 1/2"Partially Threaded1"Fine
    3/8"5/16"5/8"170,000Black Oxide Alloy Steel194173A3160000
    3"Partially Threaded1"Fine
    3/8"5/16"5/8"170,000Black Oxide Alloy Steel194173A3170000
    3 1/2"Partially Threaded1"Fine
    3/8"5/16"5/8"170,000Black Oxide Alloy Steel194173A3180000
    4"Partially Threaded1"Fine
    3/8"5/16"5/8"170,000Black Oxide Alloy Steel194173A3190000
    4 1/2"Partially Threaded1"Fine
    3/8"5/16"5/8"170,000Black Oxide Alloy Steel194173A3210000
    5"Partially Threaded1"Fine
    3/8"5/16"5/8"170,000Black Oxide Alloy Steel194173A3220000
     
    3/8"-16
    3/4"Fully ThreadedCoarse
    3/8"3/8"9/16"170,000IFI-115Alloy Steel2591271A62200000
    7/8"Fully ThreadedCoarse
    3/8"3/8"9/16"170,000IFI-115Alloy Steel1091271A62300000
    1"Fully ThreadedCoarse
    3/8"3/8"9/16"170,000IFI-115Alloy Steel2591271A62400000
    1 1/4"Fully ThreadedCoarse
    3/8"3/8"9/16"170,000IFI-115Alloy Steel2591271A62600000
    1 1/2"Fully ThreadedCoarse
    3/8"3/8"9/16"170,000IFI-115Alloy Steel2591271A62800000
    1 3/4"Partially Threaded1 1/4"Coarse
    3/8"3/8"9/16"170,000IFI-115Alloy Steel2591271A63000000
    2"Partially Threaded1 1/4"Coarse
    3/8"3/8"9/16"170,000IFI-115Alloy Steel2591271A63200000
    2 1/4"Partially Threaded1 1/4"Coarse
    3/8"3/8"9/16"170,000IFI-115Alloy Steel1091271A6330000
    2 1/2"Partially Threaded1 1/4"Coarse
    3/8"3/8"9/16"170,000IFI-115Alloy Steel1091271A6340000
    3"Partially Threaded1 1/4"Coarse
    3/8"3/8"9/16"170,000IFI-115Alloy Steel1091271A6360000
    3 1/2"Partially Threaded1 1/4"Coarse
    3/8"3/8"9/16"170,000IFI-115Alloy Steel1091271A63800000
    4"Partially Threaded1 1/8"Coarse
    7/16"3/8"11/16"170,000Black Oxide Alloy Steel194173A3230000
     
    3/8"-24
    1"Fully ThreadedFine
    3/8"3/8"9/16"170,000IFI-115Alloy Steel2591271A64100000
    1 1/4"Fully ThreadedFine
    3/8"3/8"9/16"170,000IFI-115Alloy Steel2591271A64400000
    1 1/2"Fully ThreadedFine
    3/8"3/8"9/16"170,000IFI-115Alloy Steel2591271A64600000
    1 3/4"Partially Threaded1 1/4"Fine
    3/8"3/8"9/16"170,000IFI-115Alloy Steel1091271A6470000
    2"Partially Threaded1 1/4"Fine
    3/8"3/8"9/16"170,000IFI-115Alloy Steel1091271A6480000
    2 1/2"Partially Threaded1 1/4"Fine
    3/8"3/8"9/16"170,000IFI-115Alloy Steel1091271A6500000
    3"Partially Threaded1 1/8"Fine
    7/16"3/8"11/16"170,000Black Oxide Alloy Steel194173A3240000
    3 1/2"Partially Threaded1 1/8"Fine
    7/16"3/8"11/16"170,000Black Oxide Alloy Steel194173A3250000
    4"Partially Threaded1 1/8"Fine
    7/16"3/8"11/16"170,000Black Oxide Alloy Steel194173A3260000
     
    7/16"-14
    1"Fully ThreadedCoarse
    7/16"7/16"21/32"170,000IFI-115Alloy Steel591271A90100000
    1 1/4"Fully ThreadedCoarse
    7/16"7/16"21/32"170,000IFI-115Alloy Steel1091271A67100000
    1 1/2"Fully ThreadedCoarse
    7/16"7/16"21/32"170,000IFI-115Alloy Steel1091271A6730000
    2"Partially Threaded1 3/8"Coarse
    7/16"7/16"21/32"170,000IFI-115Alloy Steel1091271A67700000
    2 1/4"Partially Threaded1 3/8"Coarse
    7/16"7/16"21/32"170,000IFI-115Alloy Steel1091271A67800000
    2 1/2"Partially Threaded1 3/8"Coarse
    7/16"7/16"21/32"170,000IFI-115Alloy Steel1091271A67900000
    3"Partially Threaded1 1/4"Coarse
    1/2"3/8"3/4"170,000Black Oxide Alloy Steel194173A3270000
    3 1/2"Partially Threaded1 1/4"Coarse
    1/2"3/8"3/4"170,000Black Oxide Alloy Steel194173A3280000
    4"Partially Threaded1 1/4"Coarse
    1/2"3/8"3/4"170,000Black Oxide Alloy Steel194173A3290000
    4 1/2"Partially Threaded1 1/4"Coarse
    1/2"3/8"3/4"170,000Black Oxide Alloy Steel194173A3310000
    5"Partially Threaded1 1/4"Coarse
    1/2"3/8"3/4"170,000Black Oxide Alloy Steel194173A3320000
     
    7/16"-20
    1"Fully ThreadedFine
    1/2"3/8"3/4"170,000Black Oxide Alloy Steel194173A3330000
    1 1/4"Fully ThreadedFine
    1/2"3/8"3/4"170,000Black Oxide Alloy Steel194173A3340000
    1 1/2"Partially Threaded1 1/4"Fine
    1/2"3/8"3/4"170,000Black Oxide Alloy Steel194173A3350000
    1 3/4"Partially Threaded1 1/4"Fine
    1/2"3/8"3/4"170,000Black Oxide Alloy Steel194173A3360000
    2"Partially Threaded1 1/4"Fine
    1/2"3/8"3/4"170,000Black Oxide Alloy Steel194173A3370000
    2 1/4"Partially Threaded1 1/4"Fine
    1/2"3/8"3/4"170,000Black Oxide Alloy Steel194173A3380000
    2 1/2"Partially Threaded1 1/4"Fine
    1/2"3/8"3/4"170,000Black Oxide Alloy Steel194173A3390000
    3"Partially Threaded1 1/4"Fine
    1/2"3/8"3/4"170,000Black Oxide Alloy Steel194173A3410000
     
    1/2"-13
    1"Fully ThreadedCoarse
    1/2"1/2"3/4"170,000IFI-115Alloy Steel1091271A71200000
    1 1/4"Fully ThreadedCoarse
    1/2"1/2"3/4"170,000IFI-115Alloy Steel1091271A71400000
    1 1/2"Fully ThreadedCoarse
    1/2"1/2"3/4"170,000IFI-115Alloy Steel1091271A71600000
    1 3/4"Fully ThreadedCoarse
    1/2"1/2"3/4"170,000IFI-115Alloy Steel1091271A71800000
    2"Fully ThreadedCoarse
    1/2"1/2"3/4"170,000IFI-115Alloy Steel1091271A72000000
    2 1/4"Partially Threaded1 1/2"Coarse
    1/2"1/2"3/4"170,000IFI-115Alloy Steel591271A7210000
    2 1/2"Partially Threaded1 1/2"Coarse
    1/2"1/2"3/4"170,000IFI-115Alloy Steel591271A7230000
    3"Partially Threaded1 1/2"Coarse
    1/2"1/2"3/4"170,000IFI-115Alloy Steel591271A7240000
    3 1/2"Partially Threaded1 1/2"Coarse
    1/2"1/2"3/4"170,000IFI-115Alloy Steel591271A7260000
    4"Partially Threaded1 1/2"Coarse
    1/2"1/2"3/4"170,000IFI-115Alloy Steel591271A7280000
    5"Partially Threaded1 1/2"Coarse
    1/2"1/2"3/4"170,000IFI-115Alloy Steel591271A73200000
    6"Partially Threaded1 1/4"Coarse
    9/16"7/16"7/8"170,000Black Oxide Alloy Steel194173A34200000
     
    1/2"-20
    1"Fully ThreadedFine
    1/2"1/2"3/4"170,000IFI-115Alloy Steel1091271A75800000
    1 1/4"Fully ThreadedFine
    1/2"1/2"3/4"170,000IFI-115Alloy Steel1091271A75900000
    1 1/2"Fully ThreadedFine
    1/2"1/2"3/4"170,000IFI-115Alloy Steel1091271A76000000
    1 3/4"Fully ThreadedFine
    1/2"1/2"3/4"170,000IFI-115Alloy Steel591271A7610000
    2"Fully ThreadedFine
    1/2"1/2"3/4"170,000IFI-115Alloy Steel591271A7650000
    2 1/4"Partially Threaded1 1/2"Fine
    1/2"1/2"3/4"170,000IFI-115Alloy Steel591271A7670000
    2 1/2"Partially Threaded1 1/2"Fine
    1/2"1/2"3/4"170,000IFI-115Alloy Steel591271A7700000
    3"Partially Threaded1 1/4"Fine
    9/16"7/16"7/8"170,000Black Oxide Alloy Steel194173A3430000
    3 1/2"Partially Threaded1 1/4"Fine
    9/16"7/16"7/8"170,000Black Oxide Alloy Steel194173A3440000
    4"Partially Threaded1 1/4"Fine
    9/16"7/16"7/8"170,000Black Oxide Alloy Steel194173A3450000
    4 1/2"Partially Threaded1 1/4"Fine
    9/16"7/16"7/8"170,000Black Oxide Alloy Steel194173A3460000
    5"Partially Threaded1 1/4"Fine
    9/16"7/16"7/8"170,000Black Oxide Alloy Steel194173A34700000
    6"Partially Threaded1 1/4"Fine
    9/16"7/16"7/8"170,000Black Oxide Alloy Steel194173A34800000
     
    5/8"-11
    1 1/4"Fully ThreadedCoarse
    5/8"5/8"15/16"170,000IFI-115Alloy Steel591271A7980000
    1 1/2"Fully ThreadedCoarse
    5/8"5/8"15/16"170,000IFI-115Alloy Steel591271A7990000
    1 3/4"Fully ThreadedCoarse
    5/8"5/8"15/16"170,000IFI-115Alloy Steel591271A8000000
    2"Fully ThreadedCoarse
    5/8"5/8"15/16"170,000IFI-115Alloy Steel591271A8020000
    2 1/4"Fully ThreadedCoarse
    5/8"5/8"15/16"170,000IFI-115Alloy Steel591271A8030000
    2 1/2"Partially Threaded1 3/4"Coarse
    5/8"5/8"15/16"170,000IFI-115Alloy Steel591271A80400000
    2 3/4"Partially Threaded1 3/4"Coarse
    5/8"5/8"15/16"170,000IFI-115Alloy Steel591271A8050000
    3"Partially Threaded1 3/4"Coarse
    5/8"5/8"15/16"170,000IFI-115Alloy Steel591271A80600000
    3 1/2"Partially Threaded1 3/4"Coarse
    5/8"5/8"15/16"170,000IFI-115Alloy Steel591271A80800000
    4"Partially Threaded1 3/4"Coarse
    5/8"5/8"15/16"170,000IFI-115Alloy Steel591271A81000000
     
    5/8"-18
    1 1/2"Fully ThreadedFine
    5/8"5/8"15/16"170,000IFI-115Alloy Steel591271A8180000
    2"Fully ThreadedFine
    5/8"5/8"15/16"170,000IFI-115Alloy Steel591271A82000000
     
    3/4"-10
    1 1/2"Fully ThreadedCoarse
    3/4"3/4"1 1/8"170,000IFI-115Alloy Steel591271A84100000
    2"Fully ThreadedCoarse
    3/4"3/4"1 1/8"170,000IFI-115Alloy Steel191271A8430000
    2 1/2"Fully ThreadedCoarse
    3/4"3/4"1 1/8"170,000IFI-115Alloy Steel191271A8450000
    3"Partially Threaded2"Coarse
    3/4"3/4"1 1/8"170,000IFI-115Alloy Steel191271A8470000
    3 1/2"Partially Threaded2"Coarse
    3/4"3/4"1 1/8"170,000IFI-115Alloy Steel191271A8490000
    4"Partially Threaded2"Coarse
    3/4"3/4"1 1/8"170,000IFI-115Alloy Steel191271A8510000
     
    M6 × 1 mm
    12 mmFully ThreadedCoarse
    8 mm6.6 mm11.6 mm180,000Black Oxide Alloy Steel193700A2100000
    16 mmFully ThreadedCoarse
    8 mm6.6 mm11.6 mm180,000Black Oxide Alloy Steel193700A2110000
    20 mmFully ThreadedCoarse
    8 mm6.6 mm11.6 mm180,000Black Oxide Alloy Steel193700A2120000
    25 mmFully ThreadedCoarse
    8 mm6.6 mm11.6 mm180,000Black Oxide Alloy Steel193700A2130000
     
    M8 × 1.25 mm
    12 mmFully ThreadedCoarse
    10 mm7.6 mm15 mm180,000Black Oxide Alloy Steel193700A2140000
    16 mmFully ThreadedCoarse
    10 mm7.6 mm15 mm180,000Black Oxide Alloy Steel193700A2150000
    20 mmFully ThreadedCoarse
    10 mm7.6 mm15 mm180,000Black Oxide Alloy Steel193700A2160000
    25 mmFully ThreadedCoarse
    10 mm7.6 mm15 mm180,000Black Oxide Alloy Steel193700A2170000
    30 mmPartially Threaded22 mmCoarse
    10 mm7.6 mm15 mm180,000Black Oxide Alloy Steel193700A2180000
     
    M10 × 1.5 mm
    20 mmFully ThreadedCoarse
    12 mm9 mm18.5 mm180,000Black Oxide Alloy Steel193700A2190000
    25 mmFully ThreadedCoarse
    12 mm9 mm18.5 mm180,000Black Oxide Alloy Steel193700A2200000
    30 mmFully ThreadedCoarse
    12 mm9 mm18.5 mm180,000Black Oxide Alloy Steel193700A2210000
    35 mmFully ThreadedCoarse
    12 mm9 mm18.5 mm180,000Black Oxide Alloy Steel193700A2220000
    40 mmPartially Threaded26 mmCoarse
    12 mm9 mm18.5 mm180,000Black Oxide Alloy Steel193700A2230000
    50 mmPartially Threaded26 mmCoarse
    12 mm9 mm18.5 mm180,000Black Oxide Alloy Steel193700A2240000
    60 mmPartially Threaded26 mmCoarse
    12 mm9 mm18.5 mm180,000Black Oxide Alloy Steel193700A2250000
     
    M12 × 1.75 mm
    25 mmFully ThreadedCoarse
    14 mm11.7 mm21.6 mm180,000Black Oxide Alloy Steel193700A2260000
    30 mmFully ThreadedCoarse
    14 mm11.7 mm21.6 mm180,000Black Oxide Alloy Steel193700A2270000
    35 mmPartially Threaded30 mmCoarse
    14 mm11.7 mm21.6 mm180,000Black Oxide Alloy Steel193700A2280000
    40 mmPartially Threaded30 mmCoarse
    14 mm11.7 mm21.6 mm180,000Black Oxide Alloy Steel193700A2290000
    50 mmPartially Threaded30 mmCoarse
    14 mm11.7 mm21.6 mm180,000Black Oxide Alloy Steel193700A2300000
     

    Stainless Steel 12-Point Screws

    Image of Product. Fully Threaded. Front orientation. 12-Point Screws. Stainless Steel 12-Point Screws, Fully Threaded.

    Fully Threaded

    Image of Product. Partially Threaded. Front orientation. 12-Point Screws. Stainless Steel 12-Point Screws, Partially Threaded.

    Partially

    Threaded

    These hardened stainless steel screws combine excellent corrosion resistance with strength comparable to Grade 9 steel. Use them for heavy duty stamping applications as well as earth-moving machinery, such as bulldozers and excavators. The head makes 12 points of contact with a wrench to handle more torque than a socket head or hex head screw. The flange distributes pressure where the screw meets the surface, eliminating the need for a separate washer. To install, use a 12-point wrench that matches the head width of your screw.
    18-8 Stainless Steel—18-8 stainless steel screws have good chemical resistance and may be mildly magnetic.
    450 Stainless Steel—450 stainless steel screws are more corrosion resistant than 18-8 stainless steel screws and have good resistance to chemicals and salt water. They are magnetic.
    Head
    Lg.
    Threading
    Min. Thread
    Lg.
    Thread
    Spacing
    Wd.
    Ht.
    Flange
    Dia.
    Tensile Strength,
    psi
    Material
    Each
    1/4"-20
    1/2"Fully ThreadedCoarse
    5/16"1/4"33/64"170,00018-8 Stainless Steel
    96242A50200000
    3/4"Fully ThreadedCoarse
    5/16"1/4"33/64"170,00018-8 Stainless Steel
    96242A5060000
    1"Fully ThreadedCoarse
    5/16"1/4"33/64"170,00018-8 Stainless Steel
    96242A5090000
    1 1/4"Partially Threaded1"Coarse
    5/16"1/4"33/64"170,000450 Stainless Steel96242A5130000
    1 1/2"Partially Threaded1"Coarse
    5/16"1/4"33/64"170,000450 Stainless Steel96242A5210000
    1 3/4"Partially Threaded1"Coarse
    5/16"1/4"33/64"170,000450 Stainless Steel96242A5280000
    2"Partially Threaded1"Coarse
    5/16"1/4"33/64"170,000450 Stainless Steel96242A5360000
    2 1/4"Partially Threaded1"Coarse
    5/16"1/4"33/64"170,000450 Stainless Steel96242A5430000
    2 1/2"Partially Threaded1"Coarse
    5/16"1/4"33/64"170,000450 Stainless Steel96242A5510000
    2 3/4"Partially Threaded1"Coarse
    5/16"1/4"33/64"170,000450 Stainless Steel96242A5580000
    3"Partially Threaded1"Coarse
    5/16"1/4"33/64"170,000450 Stainless Steel96242A5660000
     
    1/4"-28
    1 1/4"Partially Threaded1"Fine
    5/16"1/4"33/64"170,000450 Stainless Steel96242A5730000
    1 1/2"Partially Threaded1"Fine
    5/16"1/4"33/64"170,000450 Stainless Steel96242A5810000
    1 3/4"Partially Threaded1"Fine
    5/16"1/4"33/64"170,000450 Stainless Steel96242A5880000
    2"Partially Threaded1"Fine
    5/16"1/4"33/64"170,000450 Stainless Steel96242A5960000
    2 1/4"Partially Threaded1"Fine
    5/16"1/4"33/64"170,000450 Stainless Steel96242A6030000
    2 1/2"Partially Threaded1"Fine
    5/16"1/4"33/64"170,000450 Stainless Steel96242A6110000
    2 3/4"Partially Threaded1"Fine
    5/16"1/4"33/64"170,000450 Stainless Steel96242A6180000
    3"Partially Threaded1"Fine
    5/16"1/4"33/64"170,000450 Stainless Steel96242A6260000
     
    5/16"-18
    9/16"Fully ThreadedCoarse
    3/8"5/16"5/8"170,00018-8 Stainless Steel
    96242A6300000
    3/4"Fully ThreadedCoarse
    3/8"5/16"5/8"170,00018-8 Stainless Steel
    96242A6310000
    1"Fully ThreadedCoarse
    3/8"5/16"5/8"170,00018-8 Stainless Steel
    96242A6320000
    1 1/2"Partially Threaded1"Coarse
    3/8"5/16"5/8"170,000450 Stainless Steel96242A6330000
    1 3/4"Partially Threaded1"Coarse
    3/8"5/16"5/8"170,000450 Stainless Steel96242A6410000
    2"Partially Threaded1"Coarse
    3/8"5/16"5/8"170,000450 Stainless Steel96242A6480000
    2 1/4"Partially Threaded1"Coarse
    3/8"5/16"5/8"170,000450 Stainless Steel96242A6560000
    2 1/2"Partially Threaded1"Coarse
    3/8"5/16"5/8"170,000450 Stainless Steel96242A6630000
    2 3/4"Partially Threaded1"Coarse
    3/8"5/16"5/8"170,000450 Stainless Steel96242A6710000
    3"Partially Threaded1"Coarse
    3/8"5/16"5/8"170,000450 Stainless Steel96242A6780000
     
    5/16"-24
    1 1/2"Partially Threaded1"Fine
    3/8"5/16"5/8"170,000450 Stainless Steel96242A6860000
    1 3/4"Partially Threaded1"Fine
    3/8"5/16"5/8"170,000450 Stainless Steel96242A6930000
    2"Partially Threaded1"Fine
    3/8"5/16"5/8"170,000450 Stainless Steel96242A7010000
    2 1/4"Partially Threaded1"Fine
    3/8"5/16"5/8"170,000450 Stainless Steel96242A7080000
    2 1/2"Partially Threaded1"Fine
    3/8"5/16"5/8"170,000450 Stainless Steel96242A7160000
    2 3/4"Partially Threaded1"Fine
    3/8"5/16"5/8"170,000450 Stainless Steel96242A7230000
    3"Partially Threaded1"Fine
    3/8"5/16"5/8"170,000450 Stainless Steel96242A7310000
     
    3/8"-16
    1/2"Fully ThreadedCoarse
    3/8"5/16"5/8"170,00018-8 Stainless Steel
    96242A7340000
    3/4"Fully ThreadedCoarse
    3/8"5/16"5/8"170,00018-8 Stainless Steel
    96242A7350000
    1"Fully ThreadedCoarse
    3/8"5/16"5/8"170,00018-8 Stainless Steel
    96242A7360000
    1 1/2"Partially Threaded1 1/8"Coarse
    3/8"5/16"5/8"170,000450 Stainless Steel96242A7380000
    1 3/4"Partially Threaded1 1/8"Coarse
    3/8"5/16"5/8"170,000450 Stainless Steel96242A7460000
    2"Partially Threaded1 1/8"Coarse
    3/8"5/16"5/8"170,000450 Stainless Steel96242A7530000
    2 1/4"Partially Threaded1 1/8"Coarse
    3/8"5/16"5/8"170,000450 Stainless Steel96242A7610000
    2 1/2"Partially Threaded1 1/8"Coarse
    3/8"5/16"5/8"170,000450 Stainless Steel96242A7680000
    2 3/4"Partially Threaded1 1/8"Coarse
    3/8"5/16"5/8"170,000450 Stainless Steel96242A7760000
    3"Partially Threaded1 1/8"Coarse
    3/8"5/16"5/8"170,000450 Stainless Steel96242A7830000
     
    3/8"-24
    1 1/2"Partially Threaded1 1/8"Fine
    3/8"5/16"5/8"170,000450 Stainless Steel96242A7910000
    1 3/4"Partially Threaded1 1/8"Fine
    3/8"5/16"5/8"170,000450 Stainless Steel96242A7980000
    2"Partially Threaded1 1/8"Fine
    3/8"5/16"5/8"170,000450 Stainless Steel96242A8060000
    2 1/4"Partially Threaded1 1/8"Fine
    3/8"5/16"5/8"170,000450 Stainless Steel96242A8130000
    2 1/2"Partially Threaded1 1/8"Fine
    3/8"5/16"5/8"170,000450 Stainless Steel96242A8210000
    2 3/4"Partially Threaded1 1/8"Fine
    3/8"5/16"5/8"170,000450 Stainless Steel96242A8280000
    3"Partially Threaded1 1/8"Fine
    3/8"5/16"5/8"170,000450 Stainless Steel96242A8360000
     
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