Features: brand new and high quality! It is a high-precision measurement tool that can quickly and easily set mechanical spindle and workpiece datum exact center position: accuracy and reproducibility of competent drilling, milling, boring and grinding jigs, etc. Applies to traditional milling machines and machining centers With the speed 400-600rpm use. The mechanical rotation measurements, no clamping errors Specially designed probe 4mm, provide for a small aperture is narrow trench and measured using. The lower end of the rotation part is magnetically shielded. Specifications: Material: HSS Suit For: CNC Machine Milling Edge Finder Length: 8.5cm Shank: 10mm Quantity: 1 Pc Note: 1. Do not use bent edge finder or barely drag, otherwise it will affect the accuracy 2. Slide the end face do not adhering foreign matter or dust 3. In the measurement, the speed can not exceed 600RPM 4. Bias-type edge finder is not suitable for use on horizontal type machines Package Contents: 1 x Mechanical Edge Finder