3M 341D Cartridge Roll, Straight, 3 4 in Dia x 1 1 2 in L, 3 16 in Pilot, Aluminum Oxide, 60 Grit, 100 PK DC18RC Country of Origin United States Country of Origin United States Overall Height 4 5 8 in Height 4 5 8 in Spout Length 4 in Spout Height 3 5 16 in Overall Width 12 19 32 in For Surface Thickness Maximum 1 1 2 in Overall Depth 6 11 64 in Spout Outlet Height 2 9 32 in For Mounting Hole Diameter Minimum 1 in Spout Height Maximum 3 5 16 in Inlet Connection Size 1 2 in Mounting Hole Center to Center 4" Mounting Type Centerset Finish Chrome Handle Type Wristblade Handle Material Metal Number of Handles 2 Body Material Brass Green Certification or Other Recognition WaterSense Certified Standards ASME A112 so it stands up to the wear and tear of daily use Cartridge Roll Design Straight Diameter 3 4 in Length 1 1 2 in Pilot Hole Diameter 3 16 in Abrasive Material Aluminum Oxide Grit 60 Abrasive Grade Coarse Maximum Operating Speed 16 000 RPM Backing Material Cloth Backing Weight X Coating Coverage Closed Color Brown Country of Origin USA