[Small Size] This grease coupler is easy to use in tight areas.Smooth retraction mechanism enables one-handed operation.Once the grease fitting is locked onto the nipple, it remains open, freeing both hands to operate the grease tool.[Up to 10000 PSI Locking and Sealing] Reinforced jaws and high quality seals ensure long-lasting and stable performance and prevent leakage even at extreme pressures of 10000 PSI.[Unique Design] The extended grease tip allows access to recessed mechanical parts, allowing the grease fitting to be found in blind spots.[Robust and Durable] Made of high quality stainless steel, the grease coupling is durable and ideal for continuous use without breakage, leaks, warping or typical wear and tear.The springs perform well and guarantee smooth gliding throughout the entire life cycle.[Compatible with all grease tools and grease nozzles] suitable for standard grease tools, including mini grease tools.It also fits all DIN and SAE grease fittings, simply replace the existing grease tool coupling.