Diablo, 12'' x 3tpi, carbide tipped demo demon pruning blades, feature aggressive carbide tooth geometry for an unmatched 50x longer cutting life, faster cuts & increased productivity in pruning & clean wood cutting applications, designed with large gullets & strengthened, oversized blade body for fast chip removal in extreme cutting applications, blades feature perma-shield non-stick coating to prevent gumming & friction for fast, effortless cuts in some of the toughest wood cutting scenarios.