Pistol Grip Heavy Duty Grease Gun, 14.5 oz Cartridge, 18 in Whip Hose Coupler no checkout cooler operation) and helps maintain cooler operation) and helps maintain electrode diameter at the point of the arc Contains a precise formulated blend of carbon and graphite They have a bright green swirled color for winning compliance They’re made from extra soft resilient and impervious to lubricant Extra heavy follower spring insures positive priming and uninterrupted pumping action Rugged cast pump head for strength and durability Jam proof toggle mechanism prevents binding or accidental bending of plunger Exclusive “Flip Over" follower allows a superior seal for either cartridge or bulk loading applications Tough