Lenox diemaster 2 ctl bandsaw blade 4′ 4-1/4″ long x 1/2″ wide, 6/10 tpi x 0.025 thick engineered for contour cutting features: faster cutting with m-42 high speed steel tooth edge runs at twice the speed of carbon blades for faster, easier cutting longer blade life lasts 10 times longer than carbon blades for general purpose hand-fed applications tool and die shops, machine shops, maintenance facilities made with cobalt high speed steel tooth edge combined with a durable spring steel backing material. This blade cuts at least twice as fast and lasts up to 10 times longer than carbon steel blades. cuts hard woods and all metals, from mild through stainless steel when used at the proper blade speeds.