McMaster-Carr logo
    Enter e-mail addresses in the fields below
    Message
    Cancel
    Comments
    E-mail address (if you would like a response)
    73 Products

    Expandable Center-Locating Transfer Punch Sets for Unthreaded Holes

    Image of Product. Front orientation. Transfer Punches. Expandable Center-Locating Transfer Punch Sets for Unthreaded Holes.
    Insert these punches into an existing hole and twist the handle to open the end of the punch. The point automatically centers once the punch has fit the hole size; strike it with a hammer to mark the center.
    Material
    No. of
    Pieces
    Includes
    Handle
    Punch
    Grip
    Texture
    Container
    Type
    Each
    3One punch for 1/4"-5/16", 6-8mm diameter (3 3/4" length)
    One punch for 5/16"-7/16", 8-11mm diameter (4 1/8" length)
    One punch for 7/16-5/8", 11-16mm diameter (4 1/2" length)
    SteelSteelKnurledPlastic Case00000000000000

    Center-Locating Transfer Punches for Unthreaded Holes

    Image of Product. Front orientation. Transfer Punches. Center-Locating Transfer Punches for Unthreaded Holes.
    Fit these through existing holes and mark the center of the hole in a second workpiece.
    Metric
    Dia.,
    mm
    Dia. Tolerance
    Lg.
    Punch
    Material
    Grip
    Texture
    Each
    1-0.0025" to -0.0015"5"SteelSmooth0000000000000
    1.5-0.0025" to -0.0015"5"SteelSmooth000000000000
    2-0.0025" to -0.0015"5"SteelSmooth000000000000
    2.5-0.003" to -0.002"5"SteelSmooth000000000000
    3-0.003" to -0.002"5"SteelSmooth000000000000
    3.5-0.003" to -0.002"5"SteelSmooth000000000000
    4-0.003" to -0.002"5"SteelSmooth000000000000
    4.5-0.003" to -0.002"5"SteelSmooth000000000000
    5-0.003" to -0.002"5"SteelSmooth000000000000
    5.5-0.003" to -0.002"5"SteelSmooth000000000000
    6-0.003" to -0.002"5"SteelSmooth000000000000
    6.5-0.003" to -0.002"5"SteelSmooth000000000000
    7-0.003" to -0.002"5"SteelSmooth000000000000
    7.5-0.003" to -0.002"5"SteelSmooth000000000000
    8-0.003" to -0.002"5"SteelSmooth0000000000000
    8.5-0.003" to -0.002"5"SteelSmooth0000000000000
    9-0.003" to -0.002"5"SteelSmooth0000000000000
    9.5-0.003" to -0.002"5"SteelSmooth0000000000000
    10-0.003" to -0.002"5"SteelSmooth0000000000000
    10.5-0.003" to -0.002"5"SteelSmooth0000000000000
    11-0.003" to -0.002"5"SteelSmooth0000000000000
    11.5-0.003" to -0.002"5"SteelSmooth0000000000000
    12-0.003" to -0.002"5"SteelSmooth0000000000000
    12.5-0.003" to -0.002"5"SteelSmooth0000000000000
    13-0.003" to -0.002"5"SteelSmooth0000000000000
    13.5-0.0035" to -0.0025"5"SteelSmooth0000000000000
    14-0.0035" to -0.0025"5"SteelSmooth0000000000000
    14.5-0.0035" to -0.0025"5"SteelSmooth0000000000000
    15-0.0035" to -0.0025"5"SteelSmooth0000000000000
    16-0.0035" to -0.0025"5"SteelSmooth0000000000000
    17-0.0035" to -0.0025"5"SteelSmooth0000000000000
    18-0.0035" to -0.0025"5"SteelSmooth0000000000000
    19-0.0035" to -0.0025"5"SteelSmooth0000000000000
    20-0.0035" to -0.0025"5"SteelSmooth0000000000000
    21-0.0035" to -0.0025"5"SteelSmooth0000000000000
    22-0.0035" to -0.0025"5"SteelSmooth0000000000000
    23-0.0035" to -0.0025"5"SteelSmooth0000000000000
    24-0.0035" to -0.0025"5"SteelSmooth0000000000000
    25-0.0035" to -0.0025"5"SteelSmooth0000000000000
    26-0.0035" to -0.0025"5"SteelSmooth0000000000000

    Multi-Diameter Center-Locating Transfer Punches for Unthreaded Holes

    Image of Product. Front orientation. Transfer Punches. Multi-Diameter Center-Locating Transfer Punches for Unthreaded Holes.
    Push down on the spring-loaded cone to center the punch in a variety of round and square hole sizes. Then strike the punch with a hammer to make a precise mark in the center of your workpiece.
    Material
    Diameter
    Lg.
    For Max.
    Material Dp.
    Handle
    Punch
    Grip
    Texture
    Each
    3/16" to 5/8", 5 mm to 16 mm3"2"SteelSteelKnurled000000000000
    3/16" to 1 1/16", 5 mm to 27 mm4 1/2"2"SteelSteelKnurled00000000000

    Center-Locating Transfer Punches for Threaded Holes

    Image of Product. Front orientation. Transfer Punches. Center-Locating Transfer Punches for Threaded Holes.
    Also known as transfer screws, these punches can be used in any threaded hole to transfer the hole location. Use the handle to screw a punch into a hole. Place your workpiece against the punch and strike it with a hammer to mark the hole location.
    Thread
    Size
    Includes
    Punch
    Material
    Grip
    Texture
    Each
    M3
    Handle
    Six Punches
    SteelSmooth0000000000000
    M4
    Handle
    Six Punches
    SteelSmooth000000000000
    M5
    Handle
    Six Punches
    SteelSmooth000000000000
    M6
    Handle
    Six Punches
    SteelSmooth000000000000
    M8
    Handle
    Six Punches
    SteelSmooth000000000000
    M10
    Handle
    Six Punches
    SteelSmooth000000000000
    M12
    Handle
    Six Punches
    SteelSmooth000000000000
    M14
    Handle
    Six Punches
    SteelSmooth000000000000
    M16
    Handle
    Six Punches
    SteelSmooth000000000000
    M20
    Handle
    Six Punches
    SteelSmooth000000000000
    M24
    Handle
    Six Punches
    SteelSmooth000000000000

    Center-Locating Transfer Punch Sets for Unthreaded Holes

    Image of Product. Front orientation. Transfer Punches. Center-Locating Transfer Punch Sets for Unthreaded Holes, Metric, 25 Pieces.

    Metric

    25 Pieces

    Fit these through existing holes and mark the center of the hole in a second workpiece.
    No. of
    Pieces
    Includes
    Tolerance
    Rating
    Lg.
    Punch
    Material
    Grip
    Texture
    Container
    Type
    Each
    Metric
    25Punches with 1 to 13 mm (in 0.5 mm increments) Point Dia.Undersized5"SteelSmoothMetal Stand00000000000000
    25Punches with 13 to 25 mm (in 0.5 mm increments) Point Dia.Undersized5"SteelSmoothMetal Stand0000000000000
     

    Center-Locating Transfer Punch Sets for Threaded Holes

    Image of Product. Front orientation. Transfer Punches. Center-Locating Transfer Punch Sets for Threaded Holes.
    Also known as transfer screws, these punches can be used in any threaded hole to transfer the hole location. Use the handle to screw a punch into a hole. Place your workpiece against the punch and strike it with a hammer to mark the hole location.
    No. of
    Pieces
    Includes
    Punch
    Material
    Grip
    Texture
    Container
    Type
    Each
    16Handle
    Four punches each in the following sizes: M14, M16, M20, M24
    SteelSmoothPlastic Case0000000000000
    16Handle
    Four punches each in the following sizes: M6, M8, M10, M12
    SteelSmoothPlastic Case000000000000
    16Handle
    Four punches each in the following sizes: M3, M4, M5, M6
    SteelSmoothPlastic Case000000000000

    Expandable Center-Locating Transfer Punches for Unthreaded Holes

    Image of Product. Front orientation. Transfer Punches. Expandable Center-Locating Transfer Punches for Unthreaded Holes.
    Image of Product. Expanded. Front orientation. ZoomedIn view. Contains Border. Transfer Punches. Expandable Center-Locating Transfer Punches for Unthreaded Holes.

    Expanded

    Insert these punches into an existing hole and twist the handle to open the end of the punch. The point automatically centers once the punch has fit the hole size; strike it with a hammer to mark the center.
    Material
    Diameter
    Lg.
    Handle
    Punch
    Grip
    Texture
    Each
    1/4" to 5/16", 6 mm to 8 mm3 3/4"SteelSteelKnurled0000000000000
    5/16" to 7/16", 8 mm to 11 mm4 1/8"SteelSteelKnurled000000000000
    7/16" to 5/8", 11 mm to 16 mm4 1/2"SteelSteelKnurled000000000000

    Center-Locating Transfer Punches for Unthreaded Closed-End Holes

    Image of Product. Front orientation. Transfer Punches. Center-Locating Transfer Punches for Unthreaded Closed-End Holes.
    Also known as blind-hole spotters, these punches fit into closed-end holes and mark the center of a complementary hole. Once the punch is fitted in a hole, place your workpiece against the punch and strike with a hammer to make an indentation.
    Dia.,
    mm
    Punch
    Material
    Grip
    Texture
    Pkg.
    Qty.
    Pkg.
    3SteelSmooth60000000000000
    4SteelSmooth6000000000000
    5SteelSmooth6000000000000
    6SteelSmooth6000000000000
    7SteelSmooth6000000000000
    8SteelSmooth6000000000000
    9SteelSmooth6000000000000
    10SteelSmooth6000000000000
    11SteelSmooth6000000000000
    12SteelSmooth6000000000000
    13SteelSmooth6000000000000
    back to top