1. Appearance quality: the first impression, the product appearance quality is better, not the ordinary small workshop products, the product appearance is clean and beautiful, and the hand feels good;
2. Product structure: After the power tool product is assembled, there are no big cracks or unevenness in the joint; there is no obvious approval at the rubberized part of the product;
3. Product weight: here is the larger knowledge, the same product, poor quality power tools, light weight, and the materials used are not real, you know;
4. Product packaging and labeling: The packaging is generous and the three certificates are complete.
5. Product label parameters: There are tricks here. There are some products on the market. The label power is 500W, and the actual test is only 350W. When you use it, you obviously feel powerless;
6. The internal structure of the product: the most important thing is the motor, good power tools, use pure copper wire high temperature motor, poor tools, in order to save costs, use copper clad aluminum material, so that the quality of the power tool is great discount. Whether the gears used inside the motor, the switches used, the copper wires used, and the fan blades used are of high quality directly determine the service life of the power tool.
7. Try to buy products from large companies, and the quality is guaranteed after sale.
8. Don't be superstitious about imported brands, Chinese people use their own good tools.