... 2008 certified 4.Wire-cutting,EDM,grinding... High precision machine parts Ken Chuang Precision mold factory was established in 2005, ... and Fixture, Automation * Fabrication of High Precision Tooling Spare Parts. Products:Basic information: Servicemold accessoriesAlternative Material as request or ... % depositAccuracyGrinding1umEDM3umSurface roughnessRa0.03Clear angleR0.03 High precision machine parts