Mandrex White Speedxcut Cobalt Bi-Metal Hole Saw 51mm

Long lasting 51mm Bi-metal Hole Saws with unique ejection holes for extra chip release and weight reduction. Hardened steel, in combination with special tooth geometry, provides the smoothest cut requiring less feed pressure. HSS Bi-metal Hole Saws manufactured in an M42 grade steel with fine vario pitched teeth for smooth cutting in thin metal sheets, thin pipes, steel, stainless steel and non-ferrous metal. The special tooth style provides a smooth cut, also on irregular surfaces. 8/12 variable teeth for clean edges Specifically for thin metal plate Bi-metal with 8% cobalt alloy for a longer lifetime Cutting depth 38mm (1-1/2") Smooth cutting with minimal heat build up Suitable for use in electric and battery powered tools