Fits Any Anger Grinder: Cutting wheel is 4 .5"x1/20"x7/8", with Ultra-Thin Metal & Stainless Steel fast burr free cutting. Compatible with Die Grinder, Air Cut Off Tool, and Electric Cut Off Tool. Application: Cutting discs are designed for cutting fiberglass, steel, iron, plastic, stainless steel, and other ferrous metals for the aggressive ...