Feature: 1. Good Compatibility: This router probe milling tool can be used with for Mach3, for Grblcontrol(Candle) for automatic tool checking. Suitable for TTC450 3018 PRO, for Grbl, for Mach 3 CNC engraving machines. 2. High Accuracy: You can enhance accuracy with the CNC milling Z axes tool. It can contact touch probe sensor ensures accurate tool setting and calibrating. Effective tool checking for consistent machining quality. 3. Easy Operation: This CNC touch plate probe block is easy to operate, you just need to click the mouse, and the numerical control machine will automatically return to the predefined position for easy tool exchange and calibration. 4. Sturdy And Durable: This CNC engraving machine tool setter is made of excellent quality ABS and alloy steel material, which is sturdy and wear resistant, not easy to be damaged, and has a long service life. 5. Wide Application: This milling engraving machine instrument tool has a wide range of applications and can be used in factories, machining, workshops and so on. Specification: Item Type: CNC Probe Tool Setter Application: Suitable for TTC450 3018 PRO CNC Engraving Machine. Package List: 1 x CNC Probe Tool Setter 1 x Connection Cable