Diablo, demo demon, 3 pack, 6'', carbide reciprocating wood blade, pruning & fast clean wood blades feature an aggressive carbide tooth geometry for an unmatched 50 times longer cutting life, faster cuts & increased productivity in pruning & clean wood cutting applications, designed with large gullets & a strengthened, oversized blade body for fast chip removal in extreme cutting applications, feature perma-shield non-stick coating to prevent gumming & friction for fast, effortless cuts in some of the toughest wood cutting scenarios.