1.Net shaped,XY-028 -9 Xuanyi 2.Cold press dry-head 3. with liner 4.matreial:Copper 5.Use:rf connector,cable connector The material uses copper rod with type 59-1, surface treatment of nickel plated. Cold press series products all after heat treatment, will not craze when cold press. 3. Sealing ring choose ZY-850 type silicone rubber XY-028 -9 Xuanyi net shaped cable connector