Husky 1 4 in. Angle Die Grinder with Accessory Kit Shower Faucets REDLINK intelligence: provides optimized performance Item Weight:3.507 REDLINK intelligence: provides optimized performance and overload protection using total system communication between tool ) 15 Manufacturer Warranty 3 year limited warranty on tool Specification Details Air Tool Type Grinder Air consumption at recommended operating pressure (CFM) 4 Grinder type Angle Hose Included No Housing Material Aluminum Included Wheels Maximum grinding speed (rpm) 20000 Project Type Surface Prep Recommended operating pressure (psi) 90 Returnable 90 Day Tool Weight (lb Precision Engineering: Equipped with precision gears and bearings to reduce vibration and spindle run out