Diamond Grit SAWZALL TORCH blades are ideal for cutting cast iron, hard tile, masonry and other abrasive and hard materials. The diamond grit delivers you up to 30X longer life than standard blades and a thick, rigid blade body resists bending and fracturing for added durability. These MILWAUKEE Diamond Grit SAWZALL Blades are ideal for cutting cast iron, hard tile, masonry and other abrasive and hard metals. The TORCH SAWZALL blade has unique geometry to reduce blade twisting for straight, more accurate cuts. Our precision diamond-grit size and placement provides fast cutting. These SAWZALL reciprocating saw blades are equipped with 1/2 in. Universal Tangs that fit all SAWZALLS for maximum versatility.