Standard Drill Bits | McMaster-Carr

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3,295 Products

Fabricating and Machining

Drill Bits

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

Counterbore Drill Bits

Counterbore Drill Bits

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

Counterbores

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

Raw Materials

Steel

Strong, machinable, and weldable—all with material certificates for traceability

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