End of wood handle is bored and reinforced. Can be threaded onto tapered spindles so that small wheels, burs, etc. can be used on larger polishing motors. The chuck opens from .085 to .128 to fit 332 and 18 mandrels. Overall length 3 1/2"
Handle with Chuck, Chuck opens .085" to .128" to fit 3/32" and 1/8" mandrels