FEATURES: Application : Hydraulic Cylinder Repair Tool kit For Hydraulic Cylinder skid steers, loaders, backhoes.Made of high-quality steel and rubber materials, our professional technology makes the products more high-quality, durable and rust-free, which provides great convenience for maintenance workers. Gland nut (face pin spanner) wrenchs & allen wrench: 1/2″ Drive gland nut (face pin spanner) wrench, adjusts from 1″-3-3/4″ diameter.3/4″ Drive gland nut (face pin spanner) wrench, adjusts from 2″ to 6″ diameter. Remove seal ring tool: .