Diablo, 5 pack of 3-1/4" 20 TPI high carbon steel T-shank jig saw blades for scroll cuts in wood. Diablo's high carbon steel jig saw blades are specifically designed for high-performance cutting in scrolling applications. A high carbon steel cutting edge provides fast and effortless cuts in soft materials. Optimized body and tooth design for intricate curved cuts with clean finishes. T-shank design fits all combo and most U-shank cordless and corded jig saws.