Deburring Countersinks | McMaster-Carr

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For Use On

Stainless Steel

Body Diameter

Countersink Angle

Number of Flutes

Screw Size

Shank Diameter

Material

Carbide-Tipped Steel

Shank Type

Quick-Change Hex

Sold As

Overall Length

Pilot Diameter

Finish

Aluminum Titanium Nitride (AlTiN) Coated

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Carbon Nitride (TiCN) Coated

Titanium Nitride (TiN) Coated

System of Measurement

Hole Diameter

1/16" to 15/64"

3/32" to 15/64"

5/32" to 13/32"

3/16" to 17/32"

Drill Bit Size

Shank Material

Number of Pieces

For Deburring

Back Hole Edges

Front Hole Edges

Outer Tube Edges

RoHS

Compliant with Exemptions

Export Control Classification Number (ECCN)

REACH

DFARS Specialty Metals

Number of Countersinking Ends

Container Type

Flute Type

How can we improve?

1,039 Products

Fabricating and Machining

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

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

Counterbore Insert Holders

Counterbore Insert Holders

Pair with inserts to create flat-bottom holes

Counterbore Inserts

Counterbore Inserts

Pair with holders to create flat-bottom holes and replace when worn to reduce waste

Center Drills

Drill cone-shaped openings to mate with lathe centers or start pilot holes for screws

Countersunk Hole Repair Tools

Countersunk Hole Repair Tools

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

Countersink Drill Bits

Countersink Drill Bits

A single bit drills and creates an angled surface so oval and flat screw heads sit flush

Counterbore Drill Bits

Counterbore Drill Bits

A single bit drills and creates a flat surface for the head of a socket head cap screw

Drill/Screwdriver Bits

Drill/Screwdriver Bits

Quickly change between drilling countersunk holes and driving screws

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