19 in, Abrasive Length 2 1/2 in, Overall Length 8 in, Abrasive Material Aluminum Oxide, Grit 80, Compatible Tool Type Brake Cylinder, Wheel Cylinder, Operating Speed - Maximum 1,000 RPM, Primary Material Application Stainless Steel, Compatible Bore Diameter - Minimum 18 mm, End Marking Color Orange, Stem Marking Color Black.
23 in, Abrasive Length 3 in, Overall Length 8 in, Abrasive Material Silicon Carbide, Grit 40, Compatible Tool Type Brake Cylinder, Wheel Cylinder, Operating Speed - Maximum 1,000 RPM, Primary Material Application Stainless Steel, Compatible Bore Diameter - Minimum 7/8 in, End Marking Color Purple, Stem Marking Color Not Applicable.