Round Tube Brush, Product Type Round Tube Brush, Stem Style Single, Brush Material Steel, Brush Dia. 7/8 in, Compatible Tube Outer Diameter Not Applicable, Stem Diameter 7/32 in, Brush Length 1 in, Wire Dia. 0.006 in, Overall Length 3 1/2 in, Compatible Tool Type CNC Machine, Drill Press, Drill, Operating Speed - Maximum 2,000 RPM