Feature:1. Using engraving, the scale is clear, the reading is easy and convenient, thus saving time.2. The product can be quickly started, easy and fast to use, and reduce work effort.3. The product adopts hot stamping handles, using anodized technology, wear‑resistant, not easy to slip, durable, and feel better.4. The head adopts a pear‑shaped ratchet head, which is convenient for loading and unloading without slipping.The socket is installed on the wheel head, which is more stable and easy to use.5. With locking device, two‑way rotation, it can preset torsion, automatic skid when reaching the preset force value.Specification:Item Type: Bicycle Repair KitModel: ZTY-18Torsion Range: 2-20N.MDriver: Approx. 6.3mm / 0.2inAccuracy: ±3%Resolution: 0.15N.MLength: Approx. 230mm / 9.1inPackage List:1 x Torsion Wrench1 x Extension Rod1 x Connect Rod 1 x Flexible Head2 x Screwdriver5 x Screwdriver7 x Hex Screwdriver1 x User Manual