Cobalt / Molybdenum High Speed Steel Edge, Tempered Back MVP Band Saw Blades are .025 Thin Kerf bands made with high speed teeth and a special alloy back to provide superior performance and longevity. Features: Tooth Hardness: 66-68 Rc Back Hardness: 47-51 Rc Tooth Form: Hook Raker Set: Left, Right, Straight Pattern Widths: 1/4″, 3/8″, 1/2″ For contour cutting and resawing: exotic wood, hard/soft wood, plastic, steel and non-ferrous metals (with speed reduction). Designed to outlast standard carbon blades 5:1 (wood) and 10:1 (metal). Tough and shock resistant, provides truer, straighter cuts in even the most difficult cutting operations. Cuts through nail embedded wood! For all vertical/stationary band saws, taking band lengths of 71-3/4″ through 142″.