Machine Comparison
Nakamura-Tome SC-200 vs Nakamura-Tome SC-300II
Nakamura-Tome vs Nakamura-Tome · CNC Lathes
Summary
The Nakamura-Tome SC-200 and Nakamura-Tome SC-300II are both from Nakamura-Tome's cnc lathes lineup, making this a common upgrade or lineup decision for shops already invested in the Nakamura-Tome ecosystem. The Nakamura-Tome SC-300II leads in x travel (232.5 mm (9.15 in) vs 140 mm (5.51 in)). The Nakamura-Tome SC-300II leads in spindle power (22.4 kW (30 hp) vs 11 kW (15 hp)). The Nakamura-Tome SC-300II shows specification advantages in 7 categories, though the Nakamura-Tome SC-200 may still be the better choice depending on your shop's specific needs and the type of work you run. Both machines are proven performers in production environments and represent solid investments for shops in the market for a cnc lathe.
Specifications Comparison
| Specification | Nakamura-Tome SC-200 | Nakamura-Tome SC-300II |
|---|---|---|
| X-Axis Travel | 140 mm (5.51 in) | 232.5 mm (9.15 in) ▲ |
| Z-Axis Travel | 275 mm (10.83 in) | 635 mm (25 in) ▲ |
| Max Spindle Speed | 6,000 RPM | 6,000 RPM |
| Spindle Power | 11 kW (15 hp) | 22.4 kW (30 hp) ▲ |
| Bar Capacity | 51 mm (2.0 in) | 89 mm (3.5 in) ▲ |
| Max Turning Diameter | 200 mm (7.87 in) | 360 mm (14.17 in) ▲ |
| Max Turning Length | 275 mm (10.83 in) | 635 mm (25 in) ▲ |
| Control | FANUC 0i-TF Plus / 31i-B | Fanuc 0i-TF Plus |
| Spindle Nose | A2-5 | A2-8 |
| Turret Stations | 12 | 24 positions / 12 stations (half-indexing) ▲ |
| Price Range | $130,000 - $190,000 ▲ | $250,000 - $350,000 |
Advantages
Nakamura-Tome SC-200
- More competitive pricing at $130,000 - $190,000 compared to $250,000 - $350,000
- Backed by Nakamura-Tome's dealer and service network for parts and support
- Medical device manufacturers producing precision-turned implant components, bone screw blanks, and surgical instrument shafts where sub-5-micron repeatability and thermal stability are essential
Nakamura-Tome SC-300II
- Greater x travel of 232.5 mm (9.15 in) accommodates larger workpieces
- Greater z travel of 635 mm (25 in) accommodates larger workpieces
- More spindle power at 22.4 kW (30 hp) for aggressive material removal in harder materials
- Superior bar capacity at 89 mm (3.5 in) vs 51 mm (2.0 in)
- Superior max turning diameter at 360 mm (14.17 in) vs 200 mm (7.87 in)
Verdict
The Nakamura-Tome SC-300II edges ahead on specifications in this comparison, particularly in X Travel and Z Travel. However, the Nakamura-Tome SC-200 remains competitive and may be the better choice depending on price, dealer support in your area, or specific workholding and tooling considerations. Both are capable machines — the best decision comes from running your actual parts and evaluating total cost of ownership including tooling, training, and service.