standard

1 1/2 Inch Drill Bit Standard

This page provides standardized, specification-oriented reference information.

Specifications

Specification	Value
Diameter	1 1/2 inch (1.5000 in)
Common Uses	Very large holes in wood; typically spade/auger/Forstner/hole saw; ensure sufficient torque and stable workholding
Shank	Often hex or reduced shank; verify chuck capacity

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Last updated: February 23, 2026