Description: & Material: Wire + Metal Color: As the picture shown Specification:Size: Approx. 3.5x2cm/ 1.38x0.79 inch (D x H) Effective Knife Area: Approx. 25mm /0.98 inch (Diameter) Line Length: Approx. 110cm CNC Tool Setting Machine CNC Router Z Axis Router Touch Mill Plate Mach3 Tool Probe Setting New Milling Hot SetThese touch plates make tool height setting and z axis zeroing simple. They are fully functional in Mach 3 and many other CNC controller programs. Two ways to connect this component:If your interface board has a limit switch port or another probe port, you can connect it to this portIf your interface board doesn't have this port, your control board has this port, you can connect it to the limit switch port of the control boardThen in Mach 3 you need to configure the probe (Mach3 - Config - ports and pins - input signals probe enabled, pin number enter the one you are using) and Auto-Tool-Zero. In the attachment, it is a code, you can edit it as your requirementsHow to use:The cable connects to the control panel interface. The terminal and the GND (negative) control board are connected. The tool can be clamped part of the operation when the knife with the clip. When the tool comes into with the knife, that process is complete. Quantity: 1PC Note: Manual measurement, please allow 0-1cm error, thank you. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package Included:1 x CNC Router Engraving Machines