All kits now include a 2-3 pin adapter cable, making it compatible with all configurations of the Shapeoko including, belt Z, HDZ and Z-Plus | Touch probes help reduce setup times, increase machine usage, and improve the dimensional accuracy of the finished project | Supports the 4 different types of probing X Y Z axis (otherwise known as corner probing) X left edge, Y front edge, Z top of your material | The probe plate is an aluminum block and has a 60 inch cord to connect to the control board and 10 inch wire alligator clips | Probing the best practice for maximizing the efficiency, quality, capability and accuracy of machine tools