Premium Material: This chain tool is made of corrosion-resistant stainless steel and durable ABS, designed for frequent use and resistant to cracking and deformation. It ensures reliable performance for various maintenance tasks. 12-in-1 Bicycle Chain Measuring Tool Kit: Includes 1 chain pliers, 1 riveting pliers, 1 chain gauge, 1 chain adapter, and 4 pairs of links. All tools are made of durable steel with a surface coating for increased durability and reliable performance in chain maintenance. 2-in-1 Chain Pliers: Easily install and remove chains by hand. Compatible with 6, 7, 8, 9, 10, 11, and 12-speed bikes. The ergonomic stainless steel handle with black rubber coating provides optimal comfort and control. Simple and Intuitive Operation: Easy to use, even for beginners. The chain tool has a comfortable grip, and the wear indicator clearly shows the chain's condition, making maintenance faster and easier than ever. Suitable for many types of bikes: mountain bikes, road bikes, touring bikes, and city bikes. Whether for routine adjustments at home or preparing for a ride, this chain riveting ensures clean, precise cuts, regardless of the terrain.