Our factory is a professional manufacturer specializing lever-type grease gun. Until now, we have seven years manufacturing and selling history in Chinese markets and won a good reputation by good quality and after-sales service. Through these years&＃039; development, our factory has had a lot of experience to manufacture these products with good quality, also, we have registered quantity designs that is patented by Chinese law.   Our grease gun can be applied for a lot of fields, such as Engineering Machinery, Excavator, Special Vehicle, Vessel etc. The working pressure of our most our grease gun can reach at least 7000 PSI that is enough for Engineering Machinery etc that can be injected grease by 6000 PSI working pressure normally. What is more, our factory can modify the capacity of grease according to your demand, normally, our grease guns&＃039; capacity is 400 CC, 500 CC, 900 CC etc.   If you have interest, I will send you catalogue that you can refer to details. You are welcomed to ask me any questions about our products.   Waiting for your possible writing back.