The use of TS grinding grains ensures good sharpness; High bond strength, exhibits excellent shape retention during grinding; Good dressing, and can be molded with thin blade widths; Finer groove grinding; Extends dressing intervals and longer lifespan; For thin groove grinding for molds; Grain size (#): 120; Color: White; Outer diameter: 7.1 inches (180 mm); Thickness: 0 mm). 0.2 inch (4 mm) Hole Diameter: 31.75; Maximum Rotational Speed (rpm): 4,200; Abrasive Material: TS; Hardness: I; Binding Agent: V; Shape: 1; Whetstone Perimeter (m/s): 40; Blade Thickness: 0.25 inches (6.4 mm); Flat Type (Shape No. 1)