Generally, there are elevators and a set of wrenches (it is recommended to buy Shida), as well as presses and some special tools (shock absorber clips, lamas, etc.). ), there are several large repair shops such as hammers, 4-pound, 8-pound or voltmeter, as well as cylinder pressure gauges and computer decoders. These are all necessary tools. The new one is about 1.5-2W, and the second-hand one is much cheaper. The new one costs more than 2000 yuan, but it will be replaced for life.