McMaster-Carr logo
    Filter by
    Body Diameter
    Pilot Head Diameter
    Sold As
    Overall Length
    Number of Flutes
    Counterbore Type
    DFARS Specialty Metals
    Export Control Classification Number (ECCN)
    Pilot Length
    Pilot Type
    Flute Type
    Shank Type
    Tolerance Rating
    Finish
    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)
    1 Product
    About Counterbores
    industrial info icon

    Create flat-bottomed holes, so your screw heads sit flush, recessed, or slightly raised.

    Counterbores for High-Profile Rounded-Head Screws

    Cut flat, close-fitting recesses for fillister-head screws. These counterbores cut deeply enough for screws with tall head profiles to sit flush with the surface.
    High-Speed Steel
    Image of Product. Front orientation. Counterbores. Counterbores for High-Profile Rounded-Head Screws.
    Durable and wear resistant, these counterbores make accurate cuts in most materials without chipping or cracking.
    Uncoated
    For Screw
    Size
    Body
    Dia.
    Overall
    Lg.
    Shank
    Type
    No. of
    Flutes
    Pilot
    Lg.
    Each
    No. 3
    		0.176"2 1/2"Round20.120"0000000000000
    Counterbore for High-Profile Round-Head Screws for Number 3 Screw Size
    EachDelivers Tuesday
     
    back to top