Cross Buff, Abrasive Type Non-Woven, Abrasive Material Aluminum Oxide, Connector Size #8-32, Grade Very Fine, Grit Not Applicable, Overall Diameter 1 in, Series HS-XB, Maximum Operating Speed 20,000 RPM, Overall Length Not Applicable, Overall Width 3/8 in, Backing Material Not Applicable, Backing Weight Not Applicable, Coating Coverage Not Applicable, Color Maroon, Compatible with Grainger Part Number 5PJA1, Compatible with Manufacturer Model Number 14307, Product Type Cross Buffs