Carbide Countersinks | McMaster-Carr

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Countersink Angle

For Use On

Material

Number of Flutes

System of Measurement

Body Diameter

Shank Diameter

Shank Material

Finish

Aluminum Titanium Nitride (AlTiN) Coated

Carbide Tipped

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Carbon Nitride (TiCN) Coated

Hole Diameter

Countersink Type

Screw Size

Shank Type

Number of Countersinking Ends

Sold As

For Cutting

Flute Type

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

Export Control Classification Number (ECCN)

EAR99

DFARS Specialty Metals

Manufacturer

Tosco Tool Specialty Company

Ultra Tool

RoHS

Compliant

Compliant with Exemptions

REACH

Insert Shape

1,024 Products

Countersinks

For Cutting Screw Holes

Countersinks for Screws

Cut a cone-shaped opening in a hole to install your flat-head screw flush with the surface

248 products

Carbide-Insert Countersinks for Screws

Replace dull blades to countersink hundreds of holes with the same tool

15 products

Countersink Sets for Screws

Cut cone-shaped recesses for a range of screw-head diameters

24 products

Precise-Cutting Countersinks for Screws

Cut to ultratight tolerances when accuracy is critical

12 products

Drill-Point Countersinks with Two Countersinking Ends for Screws

When one end starts to wear, flip the tool around for a fresh cutting edge

15 products

Countersinks with Two Countersinking Ends for Screws

When one end starts to wear, flip the tool around for a fresh cutting edge

16 products

For Cutting Rivet Holes

Countersinks for Rivets

Cut a cone-shaped opening in a hole to install your rivet flush with the surface

124 products

Drill-Point Countersinks with Two Countersinking Ends for Rivets

When one end starts to wear, flip the tool around for a fresh cutting edge

13 products

Countersinks with Two Countersinking Ends for Rivets

When one end starts to wear, flip the tool around for a fresh cutting edge

14 products

Precise-Cutting Countersinks for Rivets

Cut to ultratight tolerances when accuracy is critical

6 products

Carbide-Insert Countersinks for Rivets

Replace dull blades to countersink hundreds of holes with the same tool

12 products

Countersink Sets for Rivets

Cut cone-shaped recesses for a range of rivet-head diameters

12 products

For Cutting Lathe Center Holes

Countersinks for Lathe Centers

Cut a profiled recess to keep your workpiece aligned as it spins

124 products

Countersink Sets for Lathe Centers

Cut recesses for a range of lathe-center diameters to align workpieces as they spin

12 products

Drill-Point Countersinks with Two Countersinking Ends for Lathe Centers

When one end starts to wear, flip the tool around for a fresh cutting edge

7 products

Carbide-Insert Countersinks for Lathe Centers

Replace dull blades to countersink hundreds of holes with the same tool

12 products

Precise-Cutting Countersinks for Lathe Centers

Cut to ultratight tolerances when accuracy is critical

6 products

Countersinks with Two Countersinking Ends for Lathe Centers

When one end starts to wear, flip the tool around for a fresh cutting edge

8 products

Other Products

Center Drills

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

132 products

Countersunk Hole Repair Tools

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

6 products

Burs

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

44 products

Counterbores

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

180 products