4th Axis Rotary System – Plug & Play for PwnCNC & Masso

Unlock powerful 4-axis carving capabilities with the PwnCNC 4th Axis Rotary System—precision-crafted for reliability, performance, and seamless integration with our Masso Conversion Kit.

This rotary solution comes preassembled with a closed-loop 2Nm stepper motor, delivering consistent torque, precise feedback, and plug-and-play compatibility for PwnCNC machines.

Seamless Integration

PwnCNC Machines & Conversion Kit: Fully plug-and-play—no extra power supplies or adapters needed.
Other Masso Touch Machines: Works great too! You’ll just need a 24V power supply and our compatible inlet cable (sold separately—see links below).

️ Rotary Assembly Specs

Headstock

Chuck Type: K12-100mm 4-Jaw Chuck
Through-hole Diameter: 22mm
Reduction Ratio: 6:1 (belt-driven)
Rotation Precision: 0.3° per step
Accessories Included: Anti-jaws set + wrench tools

Tailstock

Taper: MT2
Total Height: 115mm
Center Height: 65mm
Travel: 50mm
Includes: 1 standard tailstock head
Optional Add-ons: Pointy, Convex, and ER11 heads (sold separately)

Stepper Motor Specs (PwnCNC Closed-Loop)

Input Voltage: 20–50VDC (36V recommended)
Output Shaft: 8mm
Holding Torque: 2Nm
Max Pulse Rate: 200K

⚙️ Add-Ons for Non-PwnCNC Machines

If you’re running another brand of Masso-based CNC machine, you’ll need the following to make it work:

Crafted with rust-resistant coatings, a stable 4-jaw chuck, and exceptional build quality, this rotary system is ideal for detailed engravings, rotary carving, and custom cylindrical parts.

Whether you’re upgrading a PwnCNC setup or retrofitting another Masso-based machine, our 4th Axis Rotary delivers the performance and simplicity you’ve come to expect from PwnCNC.

Ready to rotate? This is the axis you’ve been waiting for.