A suitable grease coupler will help you end greasing frustration and improve machine life by making greasing easily Grease coupler is designed to connect with the grease fitting by pressing levers to expose and slightly open the of the coupling for quick connection of easy to reach couplings Smooth retraction mechanism allows one-hand, easy installation / removal.It stays on operate the grease Grease tip with 6 hardened spring steel prevents leakage even at extreme pressure It can be used in auto shops, tractors, and construction sites for lubrication and also great for excavators, bulldozers on construction sites, large equipment in factories, tractors, Manufacturer: KACCDE