Walter Finishing Drum, Silicon Carbide, 4 1 4"Dia 42.0 GPM This ease of use reduces prisync722 This ease of use reduces downtime and allows for quick transitions between different parts or tasks Inlet Port: 1 2" FPT Item Finishing Drum Grit 80 Grade Medium Abrasive Material Silicon Carbide Abrasive Type Coated Non Woven Max RPM 3800 Series Two In One Backing Material Cloth Abrasive Grade Medium Abrasive Grit 80 P80 Backing Material & Wt Cloth Abrasive Type Grit Coated Non Woven 80 Backing Material Type Cloth Maximum Operating Speed 3 800 RPM Non Woven Grade Medium Arbor Hole Type Threaded Connector Type Threaded Hole Abrasive Type Grade Grit Coated Non Woven Medium 80 P80 Abrasive Type Grade Coated Non Woven Medium