Introduction: Diamond wire guides like the Charmilles C103+C104 sets (OD6.0 x H4 mm and OD5.0 x H4 mm) improve EDM accuracy by cutting down wire deflection and increasing support life.
in several precision metalworking https://emilietqfi175897.tokka-blog.com/39846100/knowledge-merchandise-lines-of-edm-add-ons-for-edm-wire-guides