Total length: 50-61mm, shank: 6mm, tip outer diameter: 10mm, blade length: 8-25mm. HIGH QUALITY: Made of high quality carbon steel. MULTI-FUNCTIONAL TOOL: Ideal for detailed work, widely used in metalworking, woodworking, model engineering, wood carving, jewelry making, welding, chamfering, shaping, deburring, sanding and more. Easy to use: It can generally be used with handheld electric or pneumatic tools (it can also be used on machine tools. The speed of electric/pneumatic tools is generally about 6,000-50,000 rpm. Note: The data are all measured manually, please allow an error of 1-3 cm Due to differences in light and display, there may be some color differences, please refer to the actual item received.