["Description:\r\n\r\nFeatures:\r\nbrand new and high quality\r\nHigh-precision measurement tool that can quickly and easily set mechanical spindle and workpiece datum exact center position.\r\nAccuracy and reproducibility of competent drilling, milling, boring and grinding jigs, etc. The precision positioning work.\r\nUnplug finder’s pins, the spring can be replaced.\r\nEdge finder's role is to determine the position of the workpiece on the machine, which determine the working coordinate system.\r\nApplies to traditional milling machines and machining centers.\r\nWith the speed 400-600rpm use.\r\nSpecially designed probe 4mm, provide for a small aperture is narrow trench and measured using.\r\nThe lower end of the rotation part is magnetically shielded.\r\nHigh strength and hardness.\r\nDurable in use.\r\n\r\nSpecification:\r\nMaterial: Steel\r\nDimensions: approx. 90x18mm(3.54x0.71in)\r\nProbe diameter: approx. 4mm(0.16in)\r\nShank diameter: approx. 10mm(0.39in)\r\nColor: Silver&Black\r\nQuantity: 1 set\r\n\r\nNote:\r\nTransition: 1cm=10mm=0.39inch\r\nWith retail package.\r\nPlease allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid.\r\nDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\r\n\r\nPackage includes:\r\n1 x Edge Finder\r\n1 x Storage Box"]