5 Pack, 3-1/8", 11-14 TPI, Metal Cutting, U-Shank, Jig Saw Blade, For Sheet Metal 17-26 Gauge, Very Thin Metals 1/64" To 3/64" Thick Ferrous & Non-Ferrous, 11-14 TPI Progressive Tooth Design For Smooth Cuts In Various Thicknesses, High Speed Steel Construction For Maximum Life In Straight Cuts, 3-5/8" Overall Length, 2-5/8" Working Length, Proper Lubricant Is Recommended When Cutting Metal.
