●【QUALITY UPGRADE】: Grinding wheel is made of green silicon carbide, high hardness, durablity and wear resistance; Wheel brush is made of high quality carbon steel wire, good toughness for remving light burrs and paints. Even balance provides smooth performance. ●【MULTI-FUNCTION】: Bench grinder grinding wheel and wire wheel brush set is designed for high precision edges and surfaces cleaning, sanding, rust removing and polishing. ●【STANDARD SIZE FOR BENCH GRINDER】: Standard 1/2 arbor hole size fit for most brand 6 inch bench grinder machines and work benches .(Please wear all applicable safety gear when using wheels) ●【WIDELY APPLICATION】: Suit for most non-ferrous tools like drills, knifes, mills,blades and metals such as aluminum, copper, titanium, carbide,stainless steel,etc. ●【PACKING INCLUDE】: Pack of 1pc x 6 inch fine 120 Grit silicon carbide grinding wheel, 1pc x 6 inch by 0.008 inch fine crimped wire wheel brush. The great grinding kit for your bench grinder.