<p>Compatibility: All these accessories could work on 3018PROVer\/ 3018PROVer Mach3\/ 3018MX3 CNC Router Machine.</p> <p>CNC Router Emergency Stop Switch: Easy to operate, push to stop and lock. You could use it to stop the machine safety and immediately once you found something wrong when engraving.</p> <p>Z-Axis Tool Setting Touch Probe: With a mouse click, CNC machines will automatically return to a predefined position, allowing you to easily change and calibrate your tools. Saved you so much time determining the Z location for CNC bits over the manual paper test .</p> <p>These mini switches features NO contact, momentary action and come with 1m 3-pin cables.</p> <p>Easy installation and long service life. It's a perfect upgraded accessory for CNC without a limit switch.</p> <p>color:Black+red</p> <p>Material:Plastic + Metal</p> <p>Package Contents:</p> <p>1 x Emergency Stop</p> <p>1 x Z-Axis Tool Setting Touch Probe</p> <p>6 x Micro-Limit Switches with 1M 3 Pin Cable</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>