Difference between electric drill and hand drill
The utility model relates to a hand drill, which is a small drilling tool convenient for carrying, comprising a small motor, a control switch, a drill chuck and a drill bit. A flashlight is a drilling tool powered by alternating current or direct current batteries. It is a hand-held electric tool. Electric drill is the electric tool industry's biggest selling products, widely used in construction, decoration, furniture and so on Pan industry, opening for the object or objects in the past, also known as hammer in some industries.
An electric drill is a drilling machine that uses electricity as power. Is the power tools in the conventional products, but also the largest demand for power tools products. 35% of China's power tools are produced and sold each year. The main specifications of electric drills are 4, 6, 8, 13, 16, 19, 23, 32, 38, 49mm, etc. the figures refer to the maximum diameter of the drill drilled on the steel whose tensile strength is 390N/mm2 (). For non-ferrous metals, plastics and other materials, the maximum drilling diameter is comparable to the original specifications of 30 to 50%.
