Features: The handle is ergonomically designed to save effort and not tiring hands, give you a better using experience. There with a quick release button design, and the accessories can be easily removed with one touching, which is convenient and labor-saving. The accessories are suitable for most commonly used bits and have a wide ranges of applications. The window display makes reading the value more convenient and clear. With a storage box, the accessories can be neatly stored, not easy to lose, and easy to carry. Specifications: Material: Chrome Vanadium Steel + S2 Torque Range: 2-20nm Accuracy: ±4% Drive for Head Size: 1/4" Functional Specifications: Hexagon Socket 3, 4, 5, 6, 8, 10mm; Plum Blossom T20, T25, T30; Extended Socket Socket 5mm Package Includes: 1 Set Torque Wrench note: 1. Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 2. When you hear a clicking sound during use, it means that the preset Nm value has been reached, please do not continue to use force.