Maximum safe operating speed 20
No filled compounds or pastes required as the product contains abrasive homogenously distributed throughout the brush
No filled compounds or paste required as the product contains abrasive uniformly distributed throughout the brush
Maximum safe operating speed 6000 RPM
1" Brush 1/8" Steel Shaft, Sample Pack, 6 Brushes per Box Maximum safe operating speed 20Made in USA. 1 8" Steel Shaft. 6 Brushes per Box, 1 each of 36X, 50X, 80X, 120X, 220X, 400X Works great in a Dremel or other high speed rotary tool. Injection molded brushes are filled with a proprietary, high performance ceramic abrasive blend, available only at Abrasive Brush Corporation. Highest material removal rates in the industry. We have the test data to prove it. Flexible bristles conform to complex, irregular surfaces to produce a consistent