Pistol Grip Heavy Duty Grease Gun, 14.5 oz Cartridge, 18 in Whip Hose Coupler no checkout Balanced interlocked solid braid retains Balanced interlocked solid braid retains smooth cooler operation) and helps maintain electrode diameter at the point of the arc Contains a precise formulated blend of carbon and graphite 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