Application: suitable for cutting common carbon steelã?�tool steelã?�cast iron, etc. Machineï¼?used onâ portable angle grinder Usageï¼?â grinding weldã?�cleaning burr & rustã?�surface polishing, etc. Advantage:â high grinding efficiency, long service life, high cost performance, comfortable for operator. Specifications: Dã?hã?d Dã?hã?d Abrasive Grit Hardness Max. R.P.M. Packaging 100x4x16 4"x1/6"x5/8" A 46 Q 15200 280 100x6x16 4"x1/4"x5/8" A 30 Q 15200 200 125x6x22 5"x1/4"x7/8" A 30 Q 12200 100 150x6x22 6"x1/4"x7/8" A 24 Q 10200 100 180x6x22 7"x1/4"x7/8" A 24 Q 8500 80 According to customer's requirements. -