DEWALT DW3983C 18 TPI Portable Band Saw Blade, 3-Pack Matrix II High Speed Steel Edge for Heat and Wear Resistance 8% Cobalt Content For Added Durability & Wear Rc 65-67 Tooth Hardness For Increased Wear Resistance Alloy Steel Backer for Fatigue Resistance Ideal for thick metal, medium metal and thin gauge metal cutting Size: 32-7/8" x 0.020" 18 TPI