Features: The grease tool coupler uses reinforced jaws and high quality sealing gaskets to ensure long lasting stable performance and prevent leakage even at extreme pressures of 10,000 PSI. 1/8 NPT grease tool fitting is suitable for all standard grease tools, mini grease tools. It also fits all DIN and SAE grease fittings, just replace the existing grease tool coupler. The extended grease tip allows access to recessed mechanical parts, which helps locate the grease nipple in blind spots. Easy to use in narrow areas. The smooth retraction mechanism allows one-handed operation. Once the grease connector is locked onto the nipple, it will remain open, freeing both hands to operate the grease tool. Grease tooltip is made of high-quality stainless steel, which is strong and durable without breakage, leakage, warping, or typical wear and tear. Its good spring performance is perfect for long-time use. Package Includes: 1x Grease Tool Coupler Specifications: Material:High Strength Steel Size: Approx.20x11x1.5cm/7.87x4.33x0.59inch Color:Silver note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.