MaterialStrong alloy material, studied and durable to use. Practical and useful tool for engraving machine. CNC Milling MachineZ-axis tool setting plate works with Mach3. Easy to use Greatly improves accuracy, saves time and is convenient to use. Easy to installHigh precision, smooth surface, exquisite design. ConnectorConnect the cable of this tool to the tool connector of your control panel machine. Then connect the GND of the control board to your router chassis (Router chassis and pin should be connected.) Product Description The red wire is connected to the control board tool setting signal Connect the black wire to the control board G Connect the tool setting cable to the game interface tools of the control board and Connect the alligator clip to the ground wire of the control cable (the alligator clip can be fixed on the chuck, but make sure that the chuck is connected to the ground wire of the main board ) The tool setter process is complete when the tool touches the tool setter. Specific: Condition: 100% all Brand New Material: Alloy Color: Black+Red Product Size: Approx. 35*25mm/1.4*1.0in Package weight: approx. 53g Package Included: 1 x Engraving Machine Tool