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Hardware tools (TOOLS & HARDWARE) refers to the general term for various metal devices made of iron, steel, aluminum and other metals through physical processing such as forging, rolling, cutting, etc.
Hardware tools can be divided into: tool hardware, construction hardware, daily hardware, locks and abrasives [1], kitchen and bathroom hardware, home hardware and hardware components. Hardware tools, including various manual, electric, pneumatic, cutting tools, auto maintenance tools, agricultural tools, lifting tools, measuring tools, tool machinery, cutting tools, jigs, knives, molds, cutting tools, grinding wheels, drills, polishing machines , Tool accessories, measuring and cutting tools, paint tools, abrasives, etc. Most of the power tools sold in the world are produced and exported from my country, and China has become the world's main supplier of power tools. Hand tools are a tool for transforming and conquering nature that was created and developed at the same time as human beings. The original hand tools were very simple, such as sticks, angular stones, etc. After humans were able to finely process stones or animal bones into stone axes, stone knives and bone needles, they began to use more complex hand tools. In 4000 BC, the emergence of metallurgical technology promoted the separation of agriculture and handicraft industry, and also made the manufacture of hand tools perfect. Modern hand tools still retain the characteristics of the original hand tools, such as pliers created in AD 841 and sets of wrenches for tightening and loosening screws, which are still in use today.