4" 6-TPI Fast Wood Cut Cobalt-Steel U-Shank Jigsaw-Blade

Stronger, thicker body design of cobalt steel reduces blade breakage. Exclusive curved tooth design provides highest quality cuts and lasts up to 10 times longer than conventional jigsaw blades. Universal shank. No. DW3700-5: 6TPI, 4" long, fast cut/rough finish, wood up to 2-3/8", 5 blades per packageNo. DW3703-5: 6TPI, 4" long, fast cut/clean finish, wood up to 2-3/8", 5 blades per packageNo. DW3710-5: 10TPI, 4" long, smooth finish, in fine wood up to 2-3/8", 5 blades per package