Product DescriptionMaterial: carbon steelSize: chain cutter: upper width 56mm, lower width 28mm, total length 82.5mm, handle length 60.5mm. Quantity: set of 3 piecesDefinition of packaging: 3 * Bicycle Chain Repair Kit, 3-Part Chain Ruler Set1. Bicycle Link Pliers used for quick connecting link removal, advanced tool for opening and closing, chain master link remover and 2 in 1 connector. 2. The Bike Chain Wear Indicator tool can help you quickly gauge chain wear and stretch, helping you decide whether to change a new one. 3. OVERRATED BIKE REPAIR TOOL KIT: Three tools in one kit - bike link pliers, bike chain cutter and bike chain test saddle. All are made of high quality steel and have an anti-rust coating. Perfect for all your bike chain repairs. 4. WELL-DESIGNED BIKE HANDLEBAR: The unique spring design that uses the lever principle of physics saves time and labor. The use of non-slip rubber grip and linear non-slip texture makes the bike binding clamps easy to use. There is also a loop on the underside of the clip for convenient storage. 5. HIGH PRECISION CHAIN CUTTER: The top of the chain cutter has a unique groove which makes it easier to see the distance between the ejector pins and to remove the cutting chain with the pins on the tool. With frame shaft design and alloy steel nail pin, it is non-slip and sturdy.