High-Speed Steel Drill Bits | McMaster-Carr

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4,294 Products

Fabricating and Machining

Drill Bits

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

Hollow-Core Cutters

Hollow-Core Cutters

Use in magnetic-base drills to form burr-free holes by only cutting the outside edge of a hole

Drill Taps

Drill and thread holes with the same bit

Countersink Drill Bits

Countersink Drill Bits

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

Reamer Drill Bits

Reamer Drill Bits

Drill and finish holes in one pass

Counterbore Drill Bits

Counterbore Drill Bits

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

Center Drills

Drill cone-shaped openings in workpieces to mount them between centers on your lathe

Countersinks

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

Counterbores

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

Taps

Cut internal threads for fasteners, pipe, conduit, and more

Hollow-Core Cutter Arbor Adapters

Hollow-Core Cutter Arbor Adapters

Modify hollow-core cutters to fit larger arbors on drill presses and milling machines

Router Bits

Attach to routers and CNC machines to cut grooves, chamfers, and other detailed shapes

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