About this itemA Must Have Tool: Overtightening the bolts may damage the vehicle. Applying too low torque will cause the bolts to loosen or malfunction. This torque wrench kit is the basic tool for mounting bolts and bicycle parts.Complete Tool Set: This adjustable torque wrench tool kit contains hexagon socket: 2mm, 2.5mm, 3mm, 4mm, 5mm, 6mm, 8mm, hexagonal flower type head: T10, T25, T30, cross head: PH1, PH2, PH3, plated Head: 4 mm.High Accuracy: Drive size (inches): 1/4. Scale display mode: laser. Even in low light conditions, it can improve digital clarity. Scale value: 0.1 (N.m). The torque accuracy is about 3%, the key is to reach the industrial level.Unique Design & High Quality: Three-sided gear design, 76 teeth, high-quality tooth tips. The key head is made of quenched chromium-molybdenum alloy, which is stronger than CR-V, and high-quality materials extend the service life of the key. For your convenience, all common accessories are included. The bi-material ratchet rubber handle provides better grip and comfort.Simple Operation: Simply twist the spring adjustment clamp to the desired setting and then release to lock it in place. When the preset torque value is reached, a single click can remind you to stop applying force to avoid excessive torque. Each tool is pre-calibrated and accuracy tested at the factory outlet.