Super wear-resistant anodized aluminum cylinder is lighter, durable and leak-proof than traditional steel cylinders.This grease gun is compatible with standard 14 oz cans and grease in bulk. It can pump goods up to 6,000 psi (maximum working pressure), so clean grease can be easily injected into very tight spaces.The spray gun actuator creates enough leverage for all-day comfort. The rubber coating on the body provides better grip in wet and slippery conditions. The air purification valve can quickly eliminate air pockets and air pockets.Widely used in automobiles and trailers, agricultural, industrial and marine applications, such as automobiles , motorcycles, lawn tractors, snow blowers, etc.