Diablo, 3-1/4" carbide grit T-shank jig saw blade for ceramic tile and glass. 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.