Jacobs Chuck JCM30221 Ball Bearing Chuck K3 0.04 Inch to 0.5 Inch Tapered

Jacobs Chuck thumb-handle chuck key in K3 size with 5/16 Inch pilot. Replacement key for Jacobs drill chucks across fabrication, machining, and maintenance shops.

Jacobs Chuck Superchuck ball bearing drill chuck with K4 key, 1/8 Inch to 3/4 Inch capacity, and 4JT short mount configuration. Replacement chuck for drill presses and machine tools across...

Jacobs Chuck thumb-handle chuck key in K32 size with 1/4 Inch pilot. Replacement key for Jacobs drill chucks across fabrication, machining, and maintenance shops.

Jacobs Chuck thumb-handle chuck key in K30 size with 15/64 Inch pilot. Replacement key for Jacobs drill chucks across fabrication, machining, and maintenance shops.

Jacobs Chuck thumb-handle chuck key in K4 size with 3/8 Inch pilot. Replacement key for Jacobs drill chucks across fabrication, machining, and maintenance shops.