Upgraded 6-claw design snaps and premium sealing washers, strong enough to lock parts to prevent leaks, easy to lock and release. Our grease tips are made of premium plated stainless steel for greater durability, thicker springs provide stronger locking force, preventing leaks even under extreme pressures of 10000 PSI. Double handle non-slip design and smooth retraction mechanism allow one-handed operation. Our grease coupler is compatible with all 1/8 inch (about 1.2 cm) NPT standard grease , mini grease , small grease ends. It also fits all DIN and SAE grease fittings, especially suitable for excavators, bulldozers, cars, factory large equipment, , harvesters, etc. Different batches may have slightly different appearances, but not affect use Colour:Silver&Blue Material:Stainless steel Package Contents: 2 x Gear Grease Nozzle 2 x Spring flexible hose (40cm) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.