Diablo's carbide grit jig saw blades deliver extreme durability and superior cutting life in abrasive materials such as soft and ceramic tile, and glass. High-performance carbide grit for longer cutting life versus standard jig saw blades. The optimized blade design and Perma-SHIELD non-stick coating reduces heat and pitch build up for fast and clean cuts. T-shank design fits all combo and most U-shank cordless and corded jig saws.