Valve Lubricant Guns for drilling rig Product introduction Portable pedal-operated hydraulic grease gun S70. S70 is a new type of portable pedal type hydraulic grease gun, which hasthe characteristics of convenient operation, labor saving, light weight,fast grease injection speed and so on. It is widely used in the assembly,maintenance and repair of high-pressure plug valves. Electric hydraulic grease gun ES-105 Es-105 is a new type of electric high-pressure grease injectione