GB/T 15729-2008 stipulates the general technical conditions for hand torque wrenches. Clarify the product classification, covering various types of hand torque wrenches. Appearance requirements are flawless and clearly marked; key performance indicators such as dimensional accuracy and torque accuracy are standardized, and the torque range and error tolerance of different specifications of wrenches are specified. Materials, manufacturing processes, inspection rules, etc. are also involved. This standard provides the basis for the production and mass testing of hand torque wrenches, and guarantees the accuracy and Reliability of torque application in various assembly and maintenance operations.