Features: brand new and high quality ● Material: Chromium Vanadium Steel, S2 ● T-shaped setting twisting bit combination, easy to operate ● Accurate torque, high efficiency, compact and portable ● Main function: Pull the T-wrench, after reaching the torque on the wrench, the T-wrench will trip and form an idling to achieve the specified torque value to prevent damage to the product due to excessive tightening or poor quality due to excessive looseness.● Applicable occasions: It is mostly used for tightening bicycle screws and occasions requiring precise tightening of screws. ● Features: The wrench is easy to operate, highly efficient, and the operation is completed when idling and tripping. The suit is equipped with commonly used torque extension rods and bits, and is packed in a zipper bag. Specifications: Material:Chromium Vanadium Steel Drive square for head size (inch): 1/4 Maximum torque: 6 (N.for m) Wrench for head type: Hexagon socket Minimum torque: 4 (N.for m) Specification: 50mm 25mm System: Metric Package Includes: 1 Set Torque Wrench note: 1.Please allow 1-2mm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.