Three-Flute Drill Bits | McMaster-Carr

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1,605 Products

Fabricating and Machining

Drill Bits

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

96 products

Drill Taps

Drill and thread holes with the same bit

1 product

Tap and Drill Bit Sets

Drill holes and cut internal threads in a variety of sizes

15 products

Taps

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

8 products

Counterbores

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

14 products

Router Bits

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

3 products

End Mills

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

1,468 products