McMaster-Carr logo
    Filter by
    System of Measurement
    Screw Size
    Industrial Info Compare
    Countersink Angle
    Industrial Info Snippet
    Attribute Image
    Drill Tip Diameter
    Body Diameter
    Sold As
    For Cutting
    Shank Type
    Flute Type
    Number of Flutes
    Finish
    Shank Material
    Countersink Type
    Number of Countersinking Ends
    Length
    DFARS Specialty Metals
    Export Control Classification Number (ECCN)
    Industrial Info Snippet
    Overall Length
    Shank Diameter
    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)
    2 Products
    About Countersinks
    industrial info icon

    Choose the right countersink angle, body diameter, and number of flutes for your application.

    Drill-Point Countersinks for Screws

    Save time by drilling a pilot hole and countersinking in a single step. These countersinks have a small drill point to drill new pilot holes topped with cone-shaped recesses for screw heads.
    High-Speed Steel
    Image of Product. Front orientation. Countersinks. Drill-Point Countersinks for Screws, 2 Flutes.

    2 Flutes

    These versatile, wear-resistant countersinks cut cleanly in most materials, including plastic, aluminum, and steel.
    Number of Flutes—Countersinks with fewer flutes reduce chatter, so you can run them at high speeds. Countersinks with a higher number of flutes remove more material per revolution, leaving a smoother finish and extending tool life.
    Dia.,
    mm
    Uncoated
    Body
    Shank
    Drill Tip
    Dia., mm
    For Screw
    Size
    Overall
    Lg., mm
    Shank
    Type
    Each
    2 Flutes
     
    90° Countersink Angle
    6.356.353.10M3
    		44.44Round00000000000000
    8.206.354.10M4
    		44.44Round0000000000000
     
    back to top