CrossFlex Standard Duty Bore Brush 20mm Diameter 320SC Grit, WEILER, Mfr# 34181

Flexible Cylinder Hone, Compatible Bore Diameter - Maximum 20 mm, Compatible Firearm Caliber Not Applicable, Stem Diameter 0.2 in, Abrasive Length 2 1/2 in, Overall Length 7 7/8 in, Abrasive Material Silicon Carbide, Grit 320, Compatible Tool Type Combustion Cylinders, Operating Speed - Maximum 900 RPM, Primary Material Application Steel, End Marking Color White, Grade Extra Fine, Stem Length 5 3/8 in