6840 17″ Ball Screw Benchtop Lathe
A CNC-ready benchtop lathe with ball screws, solid 6061 aluminium base, and reinforced saddle: a mechanical platform well above entry-level, intended for users who plan to integrate their own stepper motors and CNC controller. The base configuration ships without a controller or driver box, which assumes the buyer has working knowledge of CNC systems and the wiring and software setup they require. The machine targets advanced hobbyists, prototypers, and small workshops engaged in consistent metal cutting.
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MakerSpecs Awards
Most capable Intermediate · Turning (lathe)
Highest technical score among the 46 Turning (lathe) between €350 and €900 machines: 100/100.
How we assign awards →Specifiche tecniche
| Parameter | Value | Source |
|---|---|---|
| Weight | 21.4 kg (47.2 lb) | manufacturer website |
| Power supply | 240 V / 60 Hz | manufacturer website |
| Work area | 430 × 116 × 367 mm (16.9 × 4.6 × 14.4 in) | manufacturer website |
| Maximum speed | 2800 rpm | manufacturer website |
| Declared precision | 0.05 mm | manufacturer website |
| Swing over bed | 151 mm | Compiled by editorial team |
| Distance between centers | 430 mm | Compiled by editorial team |
Ecosystem
Software
The 6840 is a CNC-ready machine: no controller is included in the base configuration. Buyers may choose from a 4-axis Linux driver box (with LinuxCNC), the Sherline/Acorn controller (based on Centroid CNC12, which supports Intercon conversational CAM), or any third-party controller compatible with NEMA 23 stepper motors. The MASSO G3 Touch is not available as an option on this model and is exclusive to the Accu-Pro line. G-code programs can be generated on any operating system using third-party CAM software.
How we verify this sheet
Technical data verified on the manufacturer's official website (recording date shown above). Description, editorial notes and translations are written with the help of AI and reviewed by the author before publication: the numbers always come from the cited source. Read the full methodology →
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Updates to this sheet and Manufacturer Notes
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Sheet published Specifications updated: launch year, nome, dimensioni, attribute.distance between centers mm, attribute.swing mm Price updated