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    114 Products

    Precise-Fit Laps

    Image of Product. Front orientation. Contains Annotated. For Through Holes. Precise-Fit Laps.
    Image of Product. Front orientation. Contains Annotated. For Blind Holes. Precise-Fit Laps.
    An adjustment screw expands the barrel of these laps up to 15% to precisely match the ID of your hole and size or polish the inside. Use them with lapping paste.
    For Blind Holes—Laps for blind holes have a recessed adjustment screw so the barrel can reach the bottom of the hole.
    Laps
    Replacement
    Expander Barrels
    For
    ID
    Overall
    Lg.
    Barrel
    Lg.
    Material
    Shank
    Material
    Adjustment Screw
    Material
    Each
    Each
    For Through Holes
    1/8"2 5/8"5/8"BrassSteelSteel000000000000000000000000
    5/32"3 1/8"5/8"BrassSteelSteel0000000000000000000000
    3/16"4 1/4"1"BrassSteelSteel0000000000000000000000
    7/32"4 1/2"1 1/8"BrassSteelSteel00000000000000000000000
    1/4"4 5/8"1 1/4"BrassSteelSteel00000000000000000000000
    9/32"4 7/8"1 3/8"BrassSteelSteel00000000000000000000000
    5/16"5"1 5/8"BrassSteelSteel00000000000000000000000
    11/32"5 3/4"1 3/4"BrassSteelSteel00000000000000000000000
    3/8"5 7/8"1 7/8"BrassSteelSteel00000000000000000000000
    7/16"6 1/2"2 1/4"BrassSteelSteel00000000000000000000000
    1/2"7 3/8"2 1/2"BrassSteelSteel00000000000000000000000
    9/16"7 5/8"2 3/4"BrassSteelSteel000000000000000000000000
    5/8"8 3/8"3 1/8"BrassSteelSteel000000000000000000000000
    11/16"8 3/8"3 1/8"BrassSteelSteel000000000000000000000000
    3/4"8 3/8"3 1/8"BrassSteelSteel000000000000000000000000
    7/8"8 3/8"3 1/8"BrassSteelSteel000000000000000000000000
    1"8 3/8"3 1/8"BrassSteelSteel000000000000000000000000
    1 1/8"9 1/4"3 1/8"BrassSteelSteel000000000000000000000000
    3 mm2 5/8"5/8"BrassSteelSteel0000000000000000000000000
    5 mm4 3/8"1 1/8"BrassSteelSteel0000000000000000000000000
    6 mm4 5/8"1 1/4"BrassSteelSteel0000000000000000000000000
    7 mm4 7/8"1 3/8"BrassSteelSteel0000000000000000000000000
    8 mm5"1 5/8"BrassSteelSteel0000000000000000000000000
    10 mm6 1/2"2"BrassSteelSteel0000000000000000000000000
    12 mm6 7/8"2 3/8"BrassSteelSteel0000000000000000000000000
    14 mm7 5/8"2 7/8"BrassSteelSteel0000000000000000000000000
    15 mm8 3/8"3 1/8"BrassSteelSteel00000000000000000000000000
    17 mm8 3/8"3 1/8"BrassSteelSteel00000000000000000000000000
    20 mm8 3/8"3 1/8"BrassSteelSteel00000000000000000000000000
    25 mm8 3/8"3 1/8"BrassSteelSteel00000000000000000000000000
     
    For Blind Holes
    1/8"2 3/8"1/2"BrassSteelSteel0000000000000000000000
    5/32"2 7/8"1/2"BrassSteelSteel00000000000000000000000
    3/16"3 7/8"7/8"BrassSteelSteel00000000000000000000000
    7/32"4"1"BrassSteelSteel00000000000000000000000
    1/4"4 1/8"1 1/8"BrassSteelSteel00000000000000000000000
    9/32"4 1/4"1 1/4"BrassSteelSteel00000000000000000000000
    5/16"4 1/4"1 1/4"BrassSteelSteel00000000000000000000000
    11/32"4 7/8"1 3/8"BrassSteelSteel00000000000000000000000
    3/8"5"1 1/2"BrassSteelSteel00000000000000000000000
    7/16"5 5/8"1 3/4"BrassSteelSteel00000000000000000000000
    1/2"6"2"BrassSteelSteel00000000000000000000000
    9/16"6"2"BrassSteelSteel00000000000000000000000
    5/8"6 1/4"2"BrassSteelSteel00000000000000000000000
    11/16"6 1/4"2"BrassSteelSteel000000000000000000000000
    3/4"6 1/4"2"BrassSteelSteel000000000000000000000000
    7/8"6 1/4"2"BrassSteelSteel000000000000000000000000
    1"6 1/4"2"BrassSteelSteel000000000000000000000000
    1 1/8"7 1/2"2 1/2"BrassSteelSteel000000000000000000000000
     

    Small-Hole Laps

    Image of Product. Front orientation. Laps. Small-Hole Laps.
    Image of Product. Lap with Expander. Front orientation. ZoomedIn view. Expander Tool. Small-Hole Laps.

    Lap with Expander

    For holes up to 1/4", these laps include an expander tool to increase the size to fit a slightly larger ID. Use them with lapping paste to precisely size or polish the inside of the hole.
    For
    ID
    Overall
    Lg.
    Barrel
    Lg.
    Material
    Includes
    Pkg.
    Qty.
    Pkg.
    For Through Holes
    0.032"2 1/2"3/8"SteelExpander Tool12000000000000
    0.036"2 1/2"3/8"SteelExpander Tool1200000000000
    0.04"2 1/2"3/8"SteelExpander Tool1200000000000
    0.046"2 1/2"3/8"SteelExpander Tool1200000000000
    0.054"2 1/2"3/8"SteelExpander Tool1200000000000
    0.062"3"1/2"SteelExpander Tool1200000000000
    0.07"3"1/2"SteelExpander Tool1200000000000
    0.079"3"1/2"SteelExpander Tool1200000000000
    0.09"3"1/2"SteelExpander Tool12000000000000
    0.104"3 1/4"5/8"SteelExpander Tool12000000000000
    0.12"3 7/8"7/8"SteelExpander Tool12000000000000
    0.135"3 1/4"3/4"SteelExpander Tool12000000000000
    0.155"3 1/4"1"SteelExpander Tool12000000000000
    0.17"4 1/4"1"SteelExpander Tool12000000000000
    0.187"4"7/8"SteelExpander Tool12000000000000
    0.218"4 1/8"1 1/4"SteelExpander Tool12000000000000
    0.25"4"1 1/2"SteelExpander Tool12000000000000
     

    Small-Hole Lap Sets

    Image of Product. Front orientation. Laps. Small-Hole Lap Sets.
    For holes up to 1/4", these laps include an expander tool to increase the size to fit a slightly larger ID. Use them with lapping paste to precisely size or polish the inside of the hole.
    No. of
    Pieces
    Includes
    Material
    Each
    For Through Holes
    18Lap for 0.032" ID—2 1/2" O'all Lg. × 3/8" Barrel Lg.
    Lap for 0.036" ID—2 1/2" O'all Lg. × 3/8" Barrel Lg.
    Lap for 0.04" ID—2 1/2" O'all Lg. × 3/8" Barrel Lg.
    Lap for 0.046" ID—2 1/2" O'all Lg. × 3/8" Barrel Lg.
    Lap for 0.054" ID—2 1/2" O'all Lg. × 3/8" Barrel Lg.
    Lap for 0.062" ID—3" O'all Lg. × 1/2" Barrel Lg.
    Lap for 0.07" ID—3" O'all Lg. × 1/2" Barrel Lg.
    Lap for 0.079" ID—3" O'all Lg. × 1/2" Barrel Lg.
    Lap for 0.09" ID—3" O'all Lg. × 1/2" Barrel Lg.
    Lap for 0.104" ID—3 1/4" O'all Lg. × 5/8" Barrel Lg.
    Lap for 0.12" ID—3 7/8" O'all Lg. × 7/8" Barrel Lg.
    Lap for 0.135" ID—3 1/4" O'all Lg. × 3/4" Barrel Lg.
    Lap for 0.155" ID—3 1/4" O'all Lg. × 1" Barrel Lg.
    Lap for 0.17" ID—4 1/4" O'all Lg. × 1" Barrel Lg.
    Lap for 0.187" ID—4" O'all Lg. × 7/8" Barrel Lg.
    Lap for 0.218" ID—4 1/8" O'all Lg. × 1 1/4" Barrel Lg.
    Lap for 0.25" ID—4" O'all Lg. × 1 1/2" Barrel Lg.
    Expander Tool    		Steel0000000000000
     
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