Combined Countersinks and Drills | McMaster-Carr

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Countersink Angle

For Use On

Stainless Steel

System of Measurement

Body Diameter

Screw Size

Drill Bit Size

Center Drill Trade Size

Material

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Number of Flutes

Shank Diameter

Shank Type

Quick-Change Hex

Finish

Aluminum Titanium Nitride (AlTiN) Coated

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Carbon Nitride (TiCN) Coated

Titanium Nitride (TiN) Coated

Shank Material

Number of Countersinking Ends

Drill Tip Diameter

For Cutting

Lathe Center Holes

Export Control Classification Number (ECCN)

DFARS Specialty Metals

REACH

RoHS

Step Diameter

Countersink Type

Center Drill Type

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561 Products

Fabricating and Machining

Center Drills

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

Countersinks

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

Countersink Drill Bits

Countersink Drill Bits

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

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.)