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Maximum RPM: 320,000
Weight: 0.01 oz (0.3 g)
Blade Diameter x Total Length: 0.1 x 0.8 inches (2.5 x 20.0 mm); Grain Size: #140; Shaft Diameter: 0.06 inches (1.6 mm); Compatible Material: Carbide alloy, glass, ceramic, rubber, plastic, stone, concrete, ferrite, and other non-ferrous metals. It can be used with a dry type but with grinding liquid to improve the accuracy and finish and improve the sharpness and longevity. Carefully selected natural diamonds with good shape. Unique electrodeposition technology ensures that the diamond particles are fastened to ensure maximum longevity. Achieves significantly reduced processing time. Rich finishing ability.