5pk 4" 10t jigsaw blade. Cuts on downstroke to reduce surface splintering and chipping. Provides fine finish cuts in countertops, laminates, veneers, and other fine woods to 2-3/8". 10TPI, 4" long. 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 woodcutting jigsaw blades. Universal shank. 5 blades per card.