12 Rotary Brass Wire Brush Wheel Dremel 3000 4000 8220-2/28 395 7700-1/15 4000 3/34 Chicago Electric, Milwaukeen Nextec1/8" Shank Hobbyy Clean Polish , Craftsma 12Wheel Brass Brush w/ 1/8" Shank Wheel Brush: approx 0.9" in dia, Supplied with 1/8" diameter shank drill mandrel arbor for easy fitting in any drill Solid steel shanks with corrosion resistant Made from soft brass for safe on most material w/ low speed, m