Over-tightening may break your bolt and damage the thread. Insufficient torque may cause the joint to loosen during use, posing a safety risk. This article will help you choose the right torque wrench based on four factors: torque range, drive square head, wrench type, and calibration.

A wrench is one of the most common hardware tools in maintenance scenarios. You must know how to select different types of wrench and material. This article introduces how to distinguish the type of wrench and how to choose the wrench material, helping you make purchasing decisions more quickly.