Ever wonder about the ideal machine speed for drilling a 1/2" hole into plastic -- for resawing a thick piece of hardwood with your bandsaw -- or for rounding an 8" diameter bowl on the lathe? This chart covers these three operations plus over 300 other operations! Whether you're machining hardwoods, softwoods, composites, iron, steel, non-ferrous metals, plastic, bone, horn or fibrous material, you get the ideal speed for virtually every imaginable operation and get it fast. (1) Laminated 11 x 17 Inch Full-Color Reference Chart