The cam lock itself is an ornament. If there are problems with the cam lock material or the coating, it may lead to corrosion and the coating will be discoloration, which the overall beauty of cam locks will be affected. Therefore, the following several method of the choice of cam locks must be mastered:

First, choose the products of enterprises with high popularity, stable quality and excellent after-sales service.

Second, check whether the label and mark of the purchased product packages are complete (including the executive standard, grade, name, address and production date of the product). Check whether the package is firm or the contents of the manual are consistent with the product.
 

Third, observe the appearance quality of cam locks to tell whether the lock head, lock body, lock tongue, handle, clad parts and related accessories are complete, whether the surface color of electroplated parts and painted parts is bright and uniform, or whether there are signs of rust, oxidation and damage.

Fourth, check whether the use function of cam locks is reliable and flexible. More than two products should be selected for comparative inspection. Especially, when you purchase two-way lock products, all keys must be used to test to switch the internal and external locks respectively. We should also check the insurance mechanism of the product. It is recommended that each lock should be tested at least three times.

Fifth, check the teeth of the key. If there are five key teeth, each key should have no less than three different key teeth. At the same time, the deepest key teeth should not be used as far as possible for the first and fifth teeth, which is conducive to the insertion and removal of the key. This key is not easy to break.