Quickly cut medium-thickness metals with this long-lasting 6 in. 18 TPI METALWOLF .035 in. Thick WAVE EDGE Bi-Metal Reciprocating Saw Blade， which is designed to offer up to 50% longer life. Well-suited to withstand the daily demands of heavy-duty work， the blade features a 3-stage tooth arrangement engineered for consistently high cut performance. Swiftly execute fast cuts with the blade’s thin build and fortified spring steel backing which helps reinforce the base for endurance and reduced breakage over time.