Bosch T121GF3 Jig Saw Blade, 30 TPI, Steel

For sheet metal 17-26 ga and very thin metals 1/64 in to 3/64 in to 3/64 in thick (ferrous and non-ferrous). For very fast, straight cuts. 30 teeth per inch with unique geometry including rigid and aggressive profiles for unrivaled speed in metal cutting. Backward tapered design simulates pendulum motion to increase speed. Bi-metal construction for durability and long life. 3-5/8 in OAL, 2-5/8 in working length. Proper lubricant is recommended when cutting. 3-piece pack.