Sait 26021 6" x 2" x 5/8-11 Type 11 C16 Cup Grinding Stone 5pk
C16 - Concrete. Silicon carbide grain. Coarse grit for tough grinding applications. Excellent for cleaning castings, mold marks, and removing flashing. Masonry, concrete, stone. Specifications: Max RPM - 6050. Tech Info: Type 11 shape is excellent for maximum surface area coverage for foundry and cleaning applications. Available in popular sizes for right angle grinders on the market. Metal-back option provides greater stability in tough grinding applications.