IVY Classic Industries is dedicated to producing a comprehensive, quality line of power tool accessories and hand tools. Cobalt Advantedge (Registered Trademark) bi-metal reciprocating saw blades are designed for outstanding cutting performance and feature a cobalt matrix cutting edge with shatterproof teeth. They are available in a variety of lengths and tooth configurations. IVY Classic reciprocating blades are designed to cut a variety of materials such as metal, composition board, wood, plaster and plastic. These quality blades are compatible with all 1/2-inch reciprocating saws.