M2 stainless steel countersunk head hexagon drive screw

Industry knowledge：

How to control the quality of screws?

1. In order to make good quality screws, we need to control the details of manufacturing screws.
2. Production should be made according to the material required by customers, not cutting corners. Good screw material is also an important condition for making good quality screws. If you don’t choose the right material for production, it will lead to some quality problems.
3. The mold and screw machine are needed for the production of screws. In fact, the mold is based on the requirements of customers. Some dimensions need to be opened, while some dimensions do not need to be opened. Have good mold, production machine, experienced personnel, in order to make good quality screws.
4. The personnel of the quality department are also very important. The staff of the quality inspection department should be familiar with the links in the production process, find out problems in time, and deal with the defective products in time.
5. The next step is to control the coating, hardening, salt spray test, torque, strength and other issues, and manufacture according to the customer’s requirements and specifications.