When tackling tough cutting jobs in cast iron, stainless steel, or thick-walled pipes, the Milwaukee 48475562 Sawzall Torch reciprocating saw blades with Nitrus carbide deliver the endurance you need. The advanced carbide tooth design allows you to cut up to three times longer through tough metals than standard carbide teeth. a 1.27 mm thick blade body and 25 mm blade height provide rigid guidance for straight cuts with minimal vibration. With an 8 tpi configuration, a 3.2 mm tooth pitch, and wide gullets, you achieve fast starts and smooth chip removal. Featuring a universal 1/2" shank, this pack of 5 blades measuring 230 mm fits standard reciprocating saws.