For GWL, this allows you to avoid pre drilling of metal and wood guides, which greatly speeds up installation. The double thread (double) is adopted and connected by two circles to improve the fastening performance of gypsum fiber installed on wood, metal or plastic.
Scan mobile phone access
American market
+86 183 6836 0019
European market
mimijessica0622@outlook.com
American market
+8618368360019
European market
+8613736856680
Other market:
+8615167394300
+8613094677773
