Gemini FastCut Depressed Center Wheel, 4 1 2 in Thick, Aluminum Oxide no checkout and steel working parts hardened and steel working parts hardened in a 1500 degree furnace A rugged coil spring gives tool the power and performance of a larger stapler but in a smaller fine wire format Convenient viewing window indicates when staples are running low Octagonal heavy duty crushproof couplings Continuous flow tube keeps water flowing even if kinked Metal spring collar prevents kinking at faucet Anti bacterial lining prevents deterioration and extends hose life depressed center wheels have been designed for cut off applications when the tool is proper designed with flanges and guards Abrasive Material Aluminum Oxide Anchor Brand Catalog NO Arbor Diam [Nom] 5 8 in Big Catalog NO Bond Resin Brand NORTON Catalog MPI Catalog Construction Catalog NO Country of Origin CN Dia