Copper Tube 1.0 1.1 1.2 1.5 2.0 2.5 3.0mm 400mmL single hole electrode edm tube edm pipe for edm drilling machine

描述

描述

Copper Tube 1.0 1.1 1.2 1.5 2.0 2.5 3.0mm 400mmL single hole electrode edm tube edm pipe for edm drilling machine