FOR SHEET METAL 17-26 GAUGE, VERY THIN METALS 1/64 IN. TO 3/64 IN. THICK (FERROUS AND NON-FERROUS) 36 TPI TOOTH DESIGN FOR SMOOTH CUTS IN VERY THIN MATERIALS HIGH-SPEED STEEL CONSTRUCTION FOR MAXIMUM LIFE IN STRAIGHT CUTS 3-5/8 IN. OVERALL LENGTH, 2-5/8 IN. WORKING LENGTH PROPER LUBRICANT IS RECOMMENDED WHEN CUTTING METAL 5 PIECE PACK