Overall Features: Desktop 4-axis machining Ultra precision machining with strain wave gearing Free 4-axis software support Intuitive user experience with Origin Assistant Auto Focus for laser enabled Swappable 3-jaw chuck that can clamp inwards or outwards Base plate can be installed on different positions Compatible with all current and future Snapmaker 2.0 addons Fully utilize features on the enclosure and emergency stop button A350/A250 Rotary Module Bundle: Comes with both the Rotary Module and Emergency Stop Button Maximum Material Size: A350 Rotary Module: 170 length × 68 radius (mm) A250 Rotary Module: 70 length × 68 radius (mm) Dimensions: A350 Rotary Module: 120 width × 384 depth × 108 height (mm) A250 Rotary Module: 120 width × 284 depth × 108 height (mm) One-year warranty included.