1/4" Shank Size Drill Bits | McMaster-Carr

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Aluminum Titanium Nitride (AlTiN) Coated

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Nitride (TiN) Coated

Maximum Drilling Depth

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Beryllium Copper

Carbide-Tipped Steel

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Decimal Size Equivalent

0.125" to 0.5625"

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396 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

Counterbores

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

Countersinks

Cut a cone-shaped opening in a hole to install flat-head screws and rivets flush with the surface

Hole Saw Arbors

Hole Saw Arbors

Secure a hole saw to a drill or drill press

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