Features:* ANTI-leak: The Tis high-pressure grease coupler can provide high-pressure lubrication, and the reinforced jaws and seal ensure that the grease is injected into the machine rather than on the surface of the machine.* Wide compatibility: The grease coupler is suitable for all metric and SAE greases. , Hardened 4-claw can withstand high pressure without deformation.* Fits all lubricant Machine for: Grease Machine for Tips is compatible with all handmade, battery-powered or pneumatically operated grease Machine for.* QUICK RELEASE AND LOCK: thumb lever design makes it easy to engage and decouple, and when locked, it will not pop out under pressure. Even at an extreme pressure of 15,000 PSI, it can be easily released from the accessory with a lever. Specification:Material: Alloy Application Nozzle: M6 M8 M10 Size: SAE Working Pressure: 4,500 PSI Burst Pressure: 14,000 PSI Package List:1*Locking Grease Fittings