McMaster-Carr logo
    Forward
    Enter e-mail addresses in the fields below
    Message
    Cancel
    Print
    How can we improve?
    Comments
    E-mail address (if you would like a response)
    48 Products

    Alignment Pins

    Image of Product. Front orientation. Contains Annotated. Alignment Pins. Alignment Pins.
    Line up holes by driving these pins through existing rivet, pin, and bolt holes in multiple pieces of metal. Alternatively known as lineup taper punches.
    Body
    Point
    Dia.
    Taper
    Lg.
    Dia.
    Overall
    Lg.
    Shape
    Texture
    Each
    Steel
    5/64"2 3/8"1/4"4 1/2"RoundKnurled000000000000
    3/32"3"5/16"8"HexSmooth0000000000
    7/64"2 1/2"3/8"4 1/2"RoundKnurled00000000000
    1/8"2 3/4"5/16"8"HexSmooth0000000000
    9/64"2 7/8"3/8"5"RoundKnurled00000000000
    5/32"3 3/4"3/8"9"HexSmooth00000000000
    3/16"4"1/2"10"HexSmooth000000000000
    3/16"4 3/4"3/8"12"HexSmooth00000000000
    7/32"4"1/2"10"HexSmooth000000000000
    1/4"5 1/2"5/8"12"HexSmooth00000000000
    1/4"5 7/8"3/4"15"HexSmooth000000000000
    5/16"5 3/4"5/8"16"HexSmooth000000000000
    3/8"5 1/2"3/4"15"HexSmooth000000000000
    1/2"5 1/2"7/8"18"HexSmooth00000000000
     

    Double-Tapered-End Alignment Pins

    Image of Product. Front orientation. Contains Annotated. Alignment Pins. Double-Tapered-End Alignment Pins.
    When one end of these pins wears out, use the other one. They’re also known as barrel drift pins. Use alignment pins to align structural components such as I-beams and angle iron for bolting, riveting, and welding.
    Body
    Point
    Dia.
    Taper
    Lg.
    Dia.
    Overall
    Lg.
    Shape
    Texture
    Each
    Steel
    3/16"2"7/16"6"RoundSmooth00000000000
    1/4"2"9/16"6"RoundSmooth00000000000
    5/16"2"11/16"7 1/2"RoundSmooth0000000000
    3/8"2 1/2"13/16"8"RoundSmooth0000000000
    7/16"2 1/2"15/16"8"RoundSmooth00000000000
    9/16"2 1/2"1 1/16"8"RoundSmooth00000000000
    3/4"2 1/2"1 3/16"8"RoundSmooth00000000000
    3/4"2 1/2"1 5/16"8"RoundSmooth000000000000
     

    No-Strike Hex-Head Alignment Pins for Flange Bolt Holes

    Image of Product. Front orientation. Contains Annotated. Alignment Pins. No-Strike Hex-Head Alignment Pins for Flange Bolt Holes.
    The tapered shaft of these pins eliminates the need for hammering and prying when aligning flange bolt holes. To align bolt holes, fit the tapered end of the pin into the bolt holes and use a wrench on the hex head to rotate and align the holes. If your bolt hole is in between the sizes listed, choose the smaller size pin.
    Body
    For Bolt
    Hole Dia.
    Point
    Dia.
    Taper
    Lg.
    Overall
    Lg.
    Shape
    Texture
    Each
    Black Oxide Steel
    3/8"1/4"1 3/8"2 1/2"RoundSmooth0000000000000
    1/2"3/8"1 1/2"2 7/8"RoundSmooth000000000000
    1/2"3/8"1 1/2"5 7/8"RoundSmooth000000000000
    5/8"1/2"1 3/4"3 3/8"RoundSmooth000000000000
    5/8"1/2"1 3/4"6 3/8"RoundSmooth000000000000
    3/4"5/8"1 7/8"4"RoundSmooth000000000000
    3/4"5/8"1 7/8"7"RoundSmooth000000000000
    7/8"5/8"1 15/16"4 1/4"RoundSmooth000000000000
    7/8"11/16"2"7 1/4"RoundSmooth000000000000
    1"3/4"2 1/4"4 3/4"RoundSmooth000000000000
    1"3/4"2 1/4"7 3/4"RoundSmooth0000000000000
    1 1/8"7/8"2 3/4"6"RoundSmooth000000000000
    1 1/8"7/8"2 3/4"9"RoundSmooth0000000000000
    1 1/4"1"3"6 1/2"RoundSmooth0000000000000
    1 1/4"1"3"9 1/2"RoundSmooth000000000000
    1 3/8"1 3/16"3 3/8"7 1/2"RoundSmooth0000000000000
    1 3/8"1 3/16"3 3/8"10 1/2"RoundSmooth0000000000000
    1 1/2"1 1/4"3 1/2"7 3/4"RoundSmooth0000000000000
    1 1/2"1 1/4"3 1/2"10 3/4"RoundSmooth0000000000000
    1 5/8"1 3/8"3 7/8"8 3/4"RoundSmooth0000000000000
    1 5/8"1 3/8"3 7/8"11 3/4"RoundSmooth0000000000000
     

    Impact-Resistant Alignment Pins

    Image of Product. Front orientation. Contains Annotated. Alignment Pins. Impact-Resistant Alignment Pins.
    Image of Product. Front orientation. Contains Annotated. Alignment Pins. Impact-Resistant Alignment Pins, Alignment Pins with Tether Hole.

    Alignment Pins with Tether Hole

    Often called bull pins, these pins are designed to resist mushrooming caused by repeated pounding. The large striking surface allows you to drive the pins quickly and efficiently. Use alignment pins to align structural components such as I-beams and angle irons for bolting, riveting, and welding.
    Alignment Pins with Tether Hole—For added safety, choose pins with a tether hole while working from heights.
    Body
    Point
    Dia.
    Taper
    Lg.
    Dia.
    Overall
    Lg.
    Shape
    Texture
    Each
    Steel
     
    Alignment Pins
    1/4"5 1/2"1 1/16"10"RoundSmooth0000000000000
    5/16"6"1 1/4"13"RoundSmooth000000000000
     
    Alignment Pins with Tether Hole
    1/4"5 1/2"1 1/16"10"RoundSmooth000000000000
    5/16"6 5/16"1 1/4"13 3/4"RoundSmooth000000000000
     

    No-Strike Hex-Head Alignment Pin Sets for Flange Bolt Holes

    Image of Product. Front orientation. Alignment Pins. No-Strike Hex-Head Alignment Pin Sets for Flange Bolt Holes.
    The tapered shaft of these pins eliminates the need for hammering and prying when aligning flange bolt holes. To align bolt holes, fit the tapered end of the pin into the bolt holes and use a wrench on the hex head to rotate and align the holes. If your bolt hole is in between the sizes listed, choose the smaller size pin.
    Body
    No. of
    Pieces
    Includes
    Shape
    Texture
    Container Type
    Each
    Black Oxide Steel
    6Two 5/8" Point Dia. Pins for 3/4" Bolt Hole Dia.
    Two 5/8" Point Dia. Pins for 7/8" Bolt Hole Dia.
    Two 3/4" Point Dia. Pins for 1" Bolt Hole Dia.    		RoundSmoothPlastic Carrying Case00000000000000
     
    back to top