1. It is made of high hardness and high density Cr-Mo steel, quenched and hardened for heat treatment. 2. Lengthen the ratchet remover, use it with a 22mm open-ended wrench or adjustable wrench, tighten it clockwise and loosen it counterclockwise. 3. 18 teeth are in synchronous engagement with the ratchet, with precise tooth position and tight nesting. 4. It is suitable for the new EXP special upgraded 54T ratchet DT240/180 hub, but not for the old hub . 5. Strong and durable. Process: nickel plating and quenching heat treatment Applicable: installation and disassembly of new DT hub 240/180 and EXP ratchet. Colour:Silver Material:High-strength chrome steel Package Contents: 1 x Ratchet remover Only the above package content, other products are not included. Note: Light 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.