High Speed Spark-erosion Drilling Machine
capability: High Speed Spark-erosion Drilling Machine Can process various kinds of conductive materials , such as stainless steel , hardened steel , hard alloy , copper , aluminium , etc Can can process aperture Φ0.2~Φ3.0mm , most heavy and dark directly than be able to be more than 300:1

High Speed Spark-erosion Drilling Machine
capability: Can process various kinds of conductive materials , such as stainless steel , hardened steel , hard alloy , copper , aluminium , etc Can can process aperture Φ0.3~Φ3.0mm , most heavy and dark directly than be able to be more than 300:1