? Quick-Change Cloth Disc,Quick Change Discs ? Create a clean surface on 300 and 400 Series stainless steel and other tough metals by using the Blaze R980P coarse grit TR (Type III) quick-change cloth disc on a right-angle grinder. Featuring a self-lubricating grain treatment that delivers fast cut rates and an improved resin bond system to ensure durability, this coarse-grit disc is ideal for stock removal, deburring and weld blending tasks. The 100% ceramic grain consistently exposes sharp or uneven areas, cutting down on time and labor. ? Our 100% ceramic grain constantly exposes sharper edges to deliver highest productivity at lowest overall costs vs. competitive lower-ratio ceramic discs ? Improved resin bond system maximizes grain retention for longer life ? Advanced self-lubricating grain treatment provides coolest cut and significantly faster cut rates; excels on hard-to-grind materials like 300 and 400 Series Stainless and exotic alloys ? Coarse grit provides the fastest stock removal, weld blending, and deburring rates ? 40 and 50 grit are recommended for medium stock removal and edge chamfering