LONGWELL Extra Cut Cutting Wheel 14" 355x3.2x25.4Main Materials From USAResin Bonded From GERMANLONGWELL Extra Cut 14 "steel cutting discs are used for cutting stainless steel and steel. Made from high quality special aluminum oxide grain. Reinforced with awesome glass crystal, cutting discs are sharp, cut resistant fast.PropertiesSize 355 X 3.2 X 25.4 mm.Max Speed : 3,850 RPMDiameter : 14" ( 355 mm)Thickness : 3.2 mm.