For mounting wheels, stones, felt bobs, small buffs, and other unmounted accessories with 1/16" arbor holes. 1-3/4" overall length.
40,000 RPM Max Speed.
Screw type mandrels come with different shank sizes and arbor hole dimensions. When making your selection, be sure the screw capacity of the mandrel matches the arbor hole of your accessory.
Also check to see that the diameter of the mandrel's shank fits your handpiece collet (or chuck). The right fit will help to insure safety and keep