Center Drill Bits | McMaster-Carr

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10,897 Products

Fabricating and Machining

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

Drill Bits

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

End Mills

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

Electrical Discharge Machining Electrodes

Electrical Discharge Machining Electrodes

Create pilot holes and other small holes to run EDM wire through; use with hole-popping EDM machines

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