Rolling Holder Mountable on your existing EDM machine
A rotating unit that lets your EDM machine work like a machining center or jig grinder. It expands the possibilities of internal and micro machining, turning your 'can't' into 'can'.
Technical Innovation
Rolling Holder
Rolling Holder
A groundbreaking device that lets an EDM machine work like a machining center, a jig grinder, or even a small-hole EDM machine. The SER-01A dramatically boosts machining capability while making the most of your existing equipment.
Turning your 'can't' into 'can'.
- Use your EDM machine like a machining center (internal and external machining)
- Use your EDM machine like a jig grinder (high-precision hole finishing)
- Use your EDM machine like a small-hole EDM machine (micro-hole machining)


SER-01A Operation Video
Main Specifications
| Model | SER-01A |
| Rotation Speed | 120 ~ 1,200 r/min |
| Rotational Accuracy | Within 0.002mm |
| Centering Accuracy | Within 0.002mm |
| Weight | Approx. 4.5kg |
| Compatible Systems | EROWA / System 3R (optional) |
| Mounting | Collet chuck / Drill chuck |
| Power | AC100V 50/60Hz |
Catalog Download
The catalog covering detailed specifications, accuracy data and benefits of the SER-01A rolling holder is available here.