Diablo's premium high speed metal cut-off discs provide superior performance and increased productivity. Featuring a premium silicone carbide blend, these discs cut through material faster than other cut-off discs and offer an extra-long cutting life. Fully reinforced for use in hand-held cut-off work. Pro pack consists of 5-discs Premium aluminum oxide blend a superior quality formulation designed for fast material removal and long cutting life For use on metal applications steel, stainless, cast iron, sheet metal Diameter: 14 in. Thickness: 1/8 in.