The AltMill represents the pinnacle of hobby CNCing, bringing industrial-level technologies to a price point and ecosystem for both beginners and advanced users.

You will need to provide your own*:
- Computer
- End Mills
- Set of metric Allen keys, standard bits, and drill for assembly
- MDF for the wasteboard (4ftx4ft sheet)
*Items such as the spindle, t-tracks, and additional shelving as shown in the photos do not come by default with your kit. There may be some cosmetic differences between the machine in the photo and the production version of the AltMill.
Specifications
- Rigid frame and linear motion design using HGR15 linear guides and ball screws on all axis mounted to a custom-designed, machined aluminum extrusion
- Closed loop stepper motors for over 600IPM
- Support for 80mm spindles and routers
- Approximately 49″ by 49″ inch working area with a max Z-height of 5.5″
- Footprint of 59″ wide and 62″ deep (detailed PDF drawings found here: AltMill Key Dimensions and AltMill Table Leg Dimensions)
- Inductive sensors for homing included
- Sturdy metal legs with the ability to add 4ft wide shelving underneath
Lead times
This product has a long waitlist. For more info on expected shipping and delivery times, please see the Sienci Order Status page
Item SKU: ALTMILL