3A 1/8"-5/8" Heavy Duty Taper Mounted Drill Chuck w/Key

Heavy Duty Design.

Jacobs fluted sleeve design.

Jaws Center-Grind for Straightness and Alignment.

Through-hardened sleeve teeth, plus hardened nose and keyholes provide outstanding wear resistance.

Each chuck 100% inspected for performance and precision.

Chuck Capacity  :1/8“-5/8"(3-16mm)

Key Type            :JACOBS K3

T.I.R. 0.004" Maximum at half capacity.