Countersinks | McMaster-Carr

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Countersink Angle

For Use On

System of Measurement

Body Diameter

Number of Flutes

Shank Diameter

Screw Size

Hole Diameter

Material

Shank Type

Sold As

Overall Length

Number of Countersinking Ends

Finish

Shank Material

Drill Bit Size

Body Diameters Included

Drill Tip Diameter

Number of Pieces

Pilot Diameter

Countersink Trade Size

REACH Compliance

Thread Size

RoHS Compliance

DFARS Compliance

Container Type

Shank Diameters Included

Performance

For Wood Type

Pilot Length

Handle Material

Flute Type

Tooth Style

How can we improve?

2,612 Products

Fabricating and Machining

Countersinks

Cut a cone-shaped opening in a hole to install flat head screws and rivets flush with the surface

Countersink Extensions

Countersink Extensions

Lengthen the reach of threaded-shank countersinks

Counterbores

Enlarge the top of a hole to install socket and hex head screws flush with the surface

Countersunk Hole Repair Tools

Countersunk Hole Repair Tools

Lightly shear off material to repair and clean out holes for machining between centers

Deburring Tools

Deburring Tools

Changeable or fixed cutting blades shave rough edges from surfaces, holes, and pipe

Burs

Cut excess material to smooth surfaces and holes using a rotary power tool like a die grinder

Drill Bits

Create holes in metal, wood, plastic, concrete, and more

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)