Kingdder 300 Pcs 3D Magnetic Tracking Dot for Scanner Scanning Reference Point Marker Diffuse Reflection Positioning Targets for 3D Scanning (Inner 6.0 mm Outer 10 mm)Ample Quantity with Perfect Size: the package includes a generous amount of 300 magnetic 3D scanning points stored in a handy plastic box; The size of these 3D scanner dots is specifically designed to ensure efficient scanning; With an inner diameter of 6mm and outer diameter of 10mm, these dots feature perfect dimensions for capturing complex detailsMaterial: this set of 3D Magnetic Tracking Dots is crafted from soft magnets, ensuring the strong magnetic force that adheres easily to any metal surface; Presented in a classic black and white shade, these markers offer quick identification, suitable for 3D scanners and white light scannersEasy Reusable: these 3D magnetic tracking dots are remarkably convenient to use; Boasting a strong magnetic force, it is easy to stick and peel them from the surface; The robust and durable nature of the dots makes them usable multiple times, enabling efficient 3D scanning for 3D printingHigh Reflectivity for Accurate Scanning: these 3D scanning points are made of highly reflective materials to ensure excellent reflectivity; This significantly improves scan registration accuracy, ensuring that even the most intricate details can be captured with greater precision; This is absolutely essential when working with high precision using most 3D scannersWide Application: these 3D scanning dots are not only suitable for 3D printing but also indispensable for optical mapping, machine vision and other areas; They work well with 3D scanning spray, proving to be an irreplaceable calibration tool; With their wide applicability, these are nice for industrial and consumer-grade 3D scanning, reverse engineering detection, meteorology and more