Great for Spot Weld Removal Simple belt tension lever Non-slip handle grip Variable speed control and increased pulley space for new thicker belts Included in the kit: 1 - Sanding Belt 40 Grit - 1/2"x 18" 1 - Sanding Belt 60 Grit - 1/2"x 18" 1 - Sanding Belt 80 Grit - 1/2"x 18" .