General description Multifunctional Flexible Shaft designed for use with power tools such as electric grinders, mini drills, and carving machines. This tool allows for grinding small parts of workpieces with ease. Technical specifications Chuck size: 0.3-3.2mm keyless drill chuck Core material: High-strength carbon steel Shank compatibility: Adjustable for 3.175mm shank Installation Installs directly into the chuck of any cordless or electric drill. Usage Compatible with polishing kits, drills, wire brushes, cone cutters, flap wheels, mounted stones, and grinding wheels.