SS White Revelation Diamond Instruments feature: -A wide selection of shapes and grits -Dense, uniform diamond distribution which insures fast, consistent cutting -Three-layer matrix that results in an excellent service life Shape: KS Grit: Super Coarse Shank: Friction Grip Head Diameter: 1.6 Tip Diameter: 1.6 Manufacturer Item Code: 91421-5 Quantity: 5 per pack