Reinforced jaws and quality sealing gasket ensure long lasting and stable performance， prevent leakage even at 12，000 PSI extreme pressure.
Features
- Built with premium quality Zinc Coated Alloy Steel for continues use in the shop or garage
- Heavier and stronger than most other grease couplers on the market
- A smooth retraction mechanism allows one-hand operation
- Once the coupler is locked on the zerk fitting， it stays on freeing both hands to operate the grease gun
- 1/8 NPT fits all standard， mini， air， and cordless grease guns
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