IVY Classic 28545 4-Inch 10 TPI U-Shank Jig Saw Blade, Wood/Laminate Down-Cutting, High-Carbon Steel, 3/Card High-Carbon alloy-steel blade ideal for wood and plastic cutting For fine down-cutting with splinter-free cuts on top of wood, plywood and laminates Taper ground reverse teeth for splinter free finish on upper surface Fits Black & Decker, Dewalt, Ryobi, Craftsman, Makita, Skil, Milwaukee and Porter Cable Jig Saws 10 TPI, 4-inch length - fits all U-Shank jig saws