3 1/8" Long Drill Bits | McMaster-Carr

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138 Products

Fabricating and Machining

Drill Bits

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

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

Tap and Drill Bit Sets

Tap and Drill Bit Sets

Drill holes and cut internal threads in a variety of sizes

Fastening and Joining

Bit Adapters

Connect a variety of bits to drills, powered screwdrivers, ratchet wrenches, and other turning tools

Socket Adapters

Socket Adapters

Make your socket more versatile, from converting the drive to limiting torque

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