Bicycle chain tool set: the set consisting of chain pliers, chain tool and chain gauge for 06/07/08/09/10/11/12S chain links. Tool set contains all the important components to change a bicycle chain. All are made of high-quality steel and have a rustproof coating. A great set that every cyclist should have. Bicycle chain pliers: 2-in-1 chain link pliers for opening and closing bicycle chain locks. They combine the "open" and "close" functions. The function is designed so that when you squeeze, you open the chain lock, when you pull it out, the chain lock closes. An indispensable bike chain repair kit will keep your bike rolling smoothly! With this Bike Chain Repair & Maintenance Tools Set, chain problems no longer bother you. 2-in-1 bike link pliers for quick link removal, advanced open/close tool, chain master link remover and connector. The chain pliers handle with a clasp on the bottom to close the clasp with small size for easy storage. Bike chain splitter Specially designed for removing and installing pins in 7, 8, 9, 10, 11 and single speed bike chains. Help keep the chain stable to prevent the chain from jumping and hurting bikers.