Expanding Drum - 8" x 3" machine á*The warranty excludes the nylon

á*The warranty excludes the nylon ball bearings

Diamond Length: 3-1/4"

and functionality

AUTOMOTIVE applications:Perfect for shaping metal

Vibra-Dry + mixes allow you to polish stones and metal pieces without the addition of water

Expanding Drum - 8" x 3" machine á*The warranty excludes the nylonVery good option when # of wheels available on the arbor are limited. When Expanding drum spins, it expands & holds the belt tight. Changing the belt takes only seconds. Wide selection of belts available as listed below Silicon Carbide (Economical) Resin bond Diamond (Lasts 20 30 times longer than Silicon Carbide) Nickel bond Diamond (Lasts several times longer than Resin Bond) Cork Felt Resin