completely pre-assembled spring-loaded panel fasteners that meet UL508 "operator access area" requiremens.Thread sizes#4 to1/4"and M3 to M6.

Panel fasteners that are tool-only to meet UL1950"service area access"requirments,Thread sizes#4 to1/4"and M3 to M6.

1. Our company has large production scale, advanced technology equipments, and all kinds of quality checking equipments

2. Now a series of strict quality control process and manufacture process have been established

3. Material: stainless steel, or other materials according to customer's requests 

4. The best product with best features and best performance;

5. Prompt Delivery;

6. Best service;

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