DEWALT DW3776-5 3-Inch 24 TPI Thin Metal Cut Cobalt Steel T-Shank Jig Saw Blade (5-Pack) The item is Dewalt Jig Saw Blades Curved Tooth 24 Tpi Card Of 5 Used for Power Tool Accessories, Blades - Jig Saw The product is manufactured in United States Unique curved tooth design minimizes stress points for longer blade life and faster cuts Cobalt steel (Bi-Metal) maximizes blade life and durability T-shank design fits all Bosch and DEWALT jig saws Measures 6.8-by-2.9-by-0.1 inches; weighs 1.4 ounces Design allows for faster, more efficient cuts