METAL RECIPROCATING SAW BLADES: Incorporate bi-metal construction, reinforced pair-setting teeth and thin-kerf .035 in. bodies for pro-quality high-performance blades BI-METAL MATERIAL: Delivers a durable cutting edge for outstanding blade toughness DESIGNED FOR SHEET METAL: Features 24 tpi with a 0 hook angle for clean cuts in ferrous and non-ferrous sheet metal (17: 26 gauge) PAIR-SETTING TOOTH GEOMETRY: Designed with two teeth facing left followed by two teeth facing right, for fast cuts and long life FLEXIBLE 0.035 IN. THIN BLADE BODY: Provide accurate cuts, easier starts and reduced breakage OPTIMIZED 3/4 IN. BLADE HEIGHT: Helps to deliver straight cuts SPECIALIZED METAL-CUTTING DESIGN: Featuring 3 tilt angle for faster cuts and an optimized tpi count for the metal thickness