Round-Shank Drill Bits | McMaster-Carr

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8,331 Products

Fabricating and Machining

Drill Bits

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

Drill Bit Extensions

Drill Bit Extensions

Expand the reach of drill bits to get into deep and hard-to-reach spots

Plug Cutters

Form wood plugs to conceal fastener heads in counterbored holes

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 head screws and wood plugs flush with the surface

Tap and Drill Bit Kits

Tap and Drill Bit Kits

Drill holes and cut internal threads in a variety of sizes

End Mills

Cut and shape material to create precise slots, grooves, and profiles

Hollow-Core Cutter Arbor Adapters

Hollow-Core Cutter Arbor Adapters

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

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