A torque wrench is a professional hand tool that can precisely control the output of torque. In actual fastening operations, inaccurate torque can cause bolts to loosen, get damaged and parts to crack, resulting in a series of product quality problems. In this guide, you’ll quickly learn the five main types of torque wrenches and which one fits your job.

The uses of different hammer types vary greatly. Choosing the right hammer can not only improve operational efficiency, but also reduce hand fatigue, enhance the sense of control, and lower construction risks. When selecting a hammer, the key is not "which one is sturdier", but "which one is most suitable for your working scenario".

Hand tools are equipment that are only used and powered manually by “hand”. They come in all shapes, sizes, and functions; the most...