In stockGenmitsu
3018-PRO Desktop CNC Router DIY Kit
- Work area
- 300 × 180 × 45 mm
- Materials
- Wood, plastics, acrylic, PVC, PCB, soft aluminium
£138
SainSmart 4.7/5 on Trustpilot (opens in a new tab)company reviews, not this product
1 / 9SKU SS-GM-FORGE-EB-1
Pre-order: contact us to confirm the estimated dispatch date.
Choose your options. The price updates as you go.
PRONAX Forge CNC Router Machine, Compatible NAX5 ATC System, for Small Business Production. Genmitsu Spark and Genmitsu Forge bridge the gap between accessible CNC ownership and production-minded performance, helping makers, sign shops, woodworking studios, and small manufacturers turn digital designs into repeatable, sellable work.
Genmitsu PRONAX Forge CNC router · Technical features from Genmitsu.

PUT DOWN THE WRENCHES - Its Easy! - Automated CNC with the new Sainsmart Pronax
Genmitsu PRONAX Spark and Forge are CNC machines intended for workshops, sign making and production projects. Compare working area, spindle and accessory requirements against the planned work.
The Genmitsu Forge is designed for small businesses that need a larger CNC platform and a more scalable production workflow. It speaks to buyers who are interested in ATC because they want to quote more complex jobs, reduce manual tool-change downtime, and build a shop process that can handle daily output.


ATC-Ready Production Path: Built around the messaging direction of tool-change workflow expansion for shops planning multi-tool production. Final ATC kit details must be verified before launch. 8080 Class Capacity: A larger platform supports bigger panels, signage, fixtures, templates, furniture components, and batch-production parts. Daily Throughput Positioning: Forge should be framed around production confidence: fewer setup interruptions, stronger repeatability, and better use of operator time. Business-Focused Upgrade Value: A practical step up for small shops that need more capability than a desktop CNC but are not ready for the cost or footprint of industrial equipment.
Forge should sound like the machine a small shop buys when jobs are getting larger, customers expect consistency, and manual tool changes are becoming a bottleneck. The copy should connect ATC interest to business outcomes: more complex projects, more confident quoting, and stronger throughput.

| Feature | PRONAX Spark | PRONAX Forge | Ste***** | On***** |
|---|---|---|---|---|
| ATC System | Easy ATC - Integrated 5-slot | Easy ATC - Integrated 5-slot | Semi-integrated ATC | Easy ATC |
| Working Area | 600 × 900 × 118 mm | 800 × 800 × 118 mm | 250 × 250 mm | 360 × 240 × 140 mm |
| Machine Size | 968 × 1225 × 510 mm | 1168 × 1125 × 510 mm | 520 × 520 × 670 mm | - |
| Spindle Power | 2.2kW Air-Cooled | 2.2kW Air-Cooled | 800W | 200W |
| Max RPM | 0–18,000 RPM (VFD) | 0–18,000 RPM (VFD) | - | - |
| Motion System | Ball screws + linear rails | Ball screws + linear rails | Ball screws + linear rails | Ball screws + linear rails |
| Linear Rails | X: HG20 · Y: ⌀20mm rod · Z: HG15 | X: HG20 · Y: ⌀20mm rod · Z: HG15 | - | - |
| Ball Screws | X/Y: 1605 · Z: 1204 | X/Y: 1605 · Z: 1204 | - | - |
| Max Speed | X/Y: 6,221 mm/min · Z: 4,972 mm/min | X/Y: 3,000 mm/min · Z: 3,000 mm/min | - | - |
| Motor System | Closed-loop NEMA24, 3.5 N·m | Closed-loop NEMA24, 3.5 N·m | Closed-loop steppers | Closed-loop NEMA17 |
| Material Clearance | 149 mm | 149 mm | 128 mm | 120–140 mm |
| Frame Material | Metal frame | Metal frame | - | - |
| Machine Weight | 62.3 kg | 68.5 kg | 90–95 kg | 50 kg |
| Control Box | VFD control box included | VFD control box included | Integrated power supply | Integrated power supply |
| Controller Compatibility | GRBL 1.1f | GRBL 1.1f | - | - |
| Offline Control | Supported | Supported | Optional / varies | Not supported |
| Power Supply | AC 110–230V | AC 110–230V | - | - |
| Safety | XYZ limit switches + emergency stop | XYZ limit switches + emergency stop | - | - |
| Control Software | Candle · Easel · UGS · any GRBL-based software | Candle · Easel · UGS · any GRBL-based software | - | - |
| Expandability | MPG · 4th axis · dust shoe · vacuum fixture | MPG · 4th axis · dust shoe · vacuum fixture | MPG · 4th axis · dust collection · laser | MPG · 4th axis · laser |
Machine Frame Assembly - X-Z axis module, YL module, YR module (3 modules, semi-assembled) NAX Control Box (GRBL 1.1f, offline-capable) 2.2kW Air-Cooled Spindle 4× Clamping Plate Set with T-nuts 2× Alignment Rail Strips Cutter Set - 4mm End Mill · 1/8in V-Bit 30° · 1/8in 3-Flute Aluminum End Mill ER20 Collet Set - 1/4in · 1/8in · 4mm Z-Probe (Tool Setting Block) 5× Threaded Locating Pins Cable Set - AC Power Cable · USB Cable USB Drive (software & documentation) Tool Kit - Open-End Wrenches (21mm, 30mm) · Hex Keys (2.5 / 3 / 4 / 5mm) · Hex Socket Screwdriver Hardware & Fasteners User Manual NAX5 ATC System Box & Hybrid Table (Optional)
The details that matter
Manufacturer figures, with plain-English notes where useful.
24 specifications
Tool length is limited by clearance above neighbouring slots while the spindle moves between tool positions. Check the current NAX5 setup guide for the supported tool lengths and Z-axis clearance; future firmware features are not assumed.
This is a real consideration on any open-rack ATC system. A few things to keep in mind: The NAX5 tool holders are positioned away from the primary cutting zone, which reduces direct chip fall. Using dust collection during operation significantly reduces debris accumulation across the work area. Periodic cleaning of the tool sockets is part of standard ATC maintenance - the same as any rack-style tool changer. A detailed maintenance guide will be included at launch.
The NAX5 is designed specifically for PRONAX Spark and Forge. It communicates with the PRONAX control box over RS-485 and relies on PRONAX-specific firmware for tool-change sequencing, length compensation, and slot identification. It is intentionally not cross-compatible with other ATC systems or third-party controllers - this ensures the full workflow (spindle, VFD, controller, ATC) has been validated end-to-end before it reaches you.
The manufacturer currently describes NAX5 compatibility with PRONAX Spark and Forge. Do not assume compatibility with other CNC platforms.
A new 4th axis module is currently in development specifically for PRONAX, with two key improvements over the previous generation: Harmonic drive gearbox - zero backlash and higher indexing accuracy than the previous spur-gear design. Adjustable-length rod connection - the rod between the two end supports can be extended or shortened to match either Spark or Forge's Y-axis travel, so a single unit works with both machines. The compatible existing 4th axis accessory for interim use will be confirmed and listed on the product page before launch.
Several things distinguish the PRONAX approach: Integrated system - spindle, VFD, PRONAX controller, and NAX5 tool changer are designed and validated together. There's no "source your own VFD and hope it works" step. Tool identification & status indication - the NAX5 includes per-slot tool recognition and visual status indicators, which most rack-style ATC systems at this price point don't offer. Original industrial design - the enclosure form factor, cover design, and indicator layout are unique to PRONAX. Closed ecosystem by intent - NAX5 only works with PRONAX machines and PRONAX firmware, which keeps the compatibility surface narrow and the out-of-box success rate high.
Package contents listed by the manufacturer.
Ask about compatibility, the right configuration, or delivery for this product.
Use the configuration selector above to check each package, current price and availability. The selected variant is the one added to your basket.
Yes. Storefront prices are shown in GBP including VAT. Available delivery services and charges are shown at checkout before payment.
Machines carry Genmitsu’s warranty against manufacturing defects. Fabinity helps you raise a claim and handles UK support; warranty terms do not limit your statutory rights.
Free UK delivery on this order
Your cart is empty
Add a printer, materials or spares and they will appear here.