Package Contents: You will receive 1 sturdy 6- grease couplers. Upgraded jaws and high-quality gaskets more stable in performance and will not leak oil. Will not leak under test even at 17,000PSI or higher High-quality material: The grease coupler is made of high-quality iron, suitable for all-day use in the garage or shop. Thicker springs can provide a stronger lock, easy to lock and release. Non- handle: The upgraded one-hand handle design is and non-, which is convenient for one-handed operation to open or close the grease accessories, convenient and ergonomic. It's also easy to maneuver in small corners. Practicality: The upgraded thickened spring provides a secure lock and prevents leaks while refilling with lube, no waste and mess. Oil is used more efficiently, saving time and money. Wide range of applications: Compatible with M8 or M10 or M12 or M14 standard grease tips, small grease tips, etc. For metric fittings. perfect for lubricating machinery on construction sites, auto repair shops, farms, factories and more. Colour:Chrome Material:iron Package Contents: 1 x Grease Nipples 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.