Milwaukee Bi-Metal Super-Tough Band Saw blades outlast conventional blades up to 3 times, requiring fewer blade changes. Recommended for cutting aluminum, angle iron, bronze, brass, copper, galvanized pipe, mild steel and tougher steels including stainless, chrome, tungsten steel plus other problem material at slow speed. Includes one blade. 18 TPI, Bi-Metal Construction. For cutting stock 5/32 in. to 3/16 in. thick. For use with portable band saws using 44-7/8 in. x 1/2 in. x 0.020 in. blades.