General manager: 86-453-6524782 Technology consulting:86-453-6540315 Zip code:157010 Web: www.zzjxedu.com Email: mdjjcsy@126.com Addess: Aimin District East New Street No. 58
This product is used to protect the casing thread from collision and damage in the course of transportation, loading and unloading .
Technical parameters and specifications
