General purpose mini grease gun is a compact tool box size grease gun perfect for hard to reach jobs. 5 1/2" grease pipe and coupler. Ideal for DIY automotive, industrial, farm, RV, and marine applications. Includes zinc die cast head cap and pistol grip for easy 1 hand operation. 2 way loading either 3 oz. cartridge or bulk load. Allows for front or top pipe placement. Develops up to 3600 P.S.I.