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250mm X Travel · 350mm Y Travel · 50–350mm Distance to Worktable

The DS703 is an economic high-speed EDM drilling machine designed for deep and precise hole machining in conductive metals. With a drilling speed of 30–60 mm/min, this model supports φ0.3–3.0 mm electrodes, making it ideal for aerospace, die manufacturing, and component repair.

DS703 Series

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Regular maintenance

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Spare parts supply

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On-site installation service

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Customized design

Why Choose Our CNC Solutions

Key Features

  • ● Drills precision deep holes quickly and accurately
  • ● Compatible with a wide range of electrode diameters (φ0.3–3.0 mm)
  • ● Ideal for hardened metals and high-strength alloys
  • ● Digital X/Y axis position display for enhanced control
  • ● Low-cost operation and easy maintenance
  • ● Optional upgrades available for auto electrode changer and rotary table
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Recommended Configurations

  • Automatic Electrode Changer: Reduces manual intervention for high-volume operations, improving automation and efficiency by enabling quick electrode changes.
  • Rotary Table: Enables radial drilling on cylindrical parts, enhancing the ability to process complex geometries with greater accuracy.
  • Water Filtering System: Keeps dielectric fluid clean to improve hole quality, ensuring consistent machining performance and extending fluid life.
  • Precision Clamp Kit: Secures small workpieces during deep-hole operations, preventing movement and ensuring high precision in tight, intricate drilling tasks.
  • Safety Enclosure: Enhances operator protection during continuous drilling, reducing exposure to moving parts and flying debris while maintaining a safe work environment.
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Broken Tool Removal Function

  • Client: Aerospace Maintenance Division – South Korea
  • Use Case: Precision cooling hole drilling on turbine blades (Inconel alloy)
  • Setup: DS703 with φ0.5 mm copper electrode, filtered deionized water system
  • Results: Hole diameter tolerance: ±0.01 mm Surface finish Ra: ≤ 2.5 μm Electrode consumption per 100 holes: ≤ 5% Client feedback: “Ideal for high-speed, small-diameter precision holes in hard metals.”
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Product Specifications

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