Features High Precision Edge Finder: This is a high precision measuring tool that could quickly locate the edges of the workpiece. No tightening error: Mechanical rotation measurements, no tightening error. Practical accessory: this mechanical edge detector is suitable for traditional milling machines and integrated processing machines. Compact design: small volume for use in narrow space. Non-magnetic bottom end: the bottom end of the rotating part is non-magnetic. Specification: Material: stainless steel Total length: 8.5 cm/3.35 inches. Shank Diameter: 10mm/0.39in Package weight: approx. 50 g/1.7 oz. Features: Suitable for traditional milling machines and integrated processing machines. Small volume for use in narrow space. The lower end of the rotating part is non-magnetic. This is a high precision measuring tool that could quickly locate the edges of the workpiece. Mechanical rotation measurements, no tightening error. Package list: 1 x Mechanical Edge Detector Note: 1. To ensure the accuracy of measurement, please do not touch the probe directly with your hand. 2. Due to the difference between different monitors and lighting effects, the pictures may not reflect the actual colour of the item. 3. Please allow for slight errors due to manual measurement. Thank you for your understanding. Package List