Features:1. Our torque wrench set fully enclosed structure ratchet head, it enjoys tightly bites, not easy to slip, it is suitable for small spaces.2. Our torque wrench set contains a multi-specification selection screw socket: 1/4 extension rod, cross, flat, hexagonal flower head, and hexagonal socket head.3. Our torque wrench set presets torque accuracy of 3%.4. Our torque wrench set adopts a Two-way ratchet rotation and one-key quick change of the sleeve: the paddle is to the right, and the screw is tightened; the paddle is to the left, and the screw is removed.Specification:Product Name: 15-piece set of ratchet torque wrenchMaterial: alloy steelProduct list:1*Bicycle torque wrench set