Sinker EDM
ARC Drilling profile


Advancements in CNC sinker EDM technologies over the last ten years have made this machining application a perfect fit for many manufacturing trades.

There are a broad variety of services available through our CNC sinker and conventional EDM departments. Production sinker EDM services the aerospace and medical communities, EDM engraving needs, and all types of mold and insert construction.

Electrode manufacturing is done in house to keep pace with today's demanding deliveries. We currently have two CNC Mitsubishi sinker EDM's and one CNC Charmille sinker EDM at our main Cleveland plant.

  • Six 4-axis CNC Sinker EDM machines
  • Accuracy and repeatability to within 0.0002"
  • Maximum stroke 18" x 24" x 18"
  • Maximum work piece weight 2500 lbs.