DEWALT Diamond 7 in Grinding Wheel Digital Torque Wrench it is able to withstand it is able to withstand outdoor conditions 9 Wattage Equivalent 30 Manufacturer Color Finish Black Color Temperature (Kelvins) 2500 Run Time (Fully Charged) (Hours) 24 Lumens 1 Batteries Included N A (not battery operated) Number of Batteries Required 0 Number of Light Fixtures 1 Warranty 3 year limited Package Quantity 1 Light Brightness 12x brighter (14 Extended performance diamond matrix provides 350x's the life of conventional abrasives and aggressive material removal Large grinding segments with heat treated steel bodies which provides increases durability and wheel life Dry grinding of concrete and other masonry materials Double rim provides longer life and more aggressive material removal 5 Arbor Diameter 5 8 in For Use with Concrete & Masonry Yes For Use with Aluminum No For Use with Tile Yes For Use with Stainless Steel No For Use with Ductile Pipe No For Use with Asphalt No For Use with Ferrous Metal No Package Quantity 1 Warranty None CA Residents: Prop 65 Warning(s) Yes For Use with Cut Off Saws No For Use with Angle Grinders Yes For Use with Chop Saws No For Use with Circular Saws No