Kutzall Extreme 1/8 x 7/8 in. Ball-Nose 1/8-in. Shaft Burr, Very Coarse is designed for precision and efficiency in material removal. These burrs feature a rugged, very coarse coating with aggressive, razor-sharp tungsten-carbide teeth that resist loading and provide precise control. I for use with flex shaft tools, small rotary grinders, and other machinery with 1/8” collets or adjustable chucks, they excel at creating flat surfaces, round-over edges, concave shapes, and radius-bottom grooves. Spend more time carving and less time clearing your tool with the durable and effective Kutzall Extreme Ball Nose Burrs. Model Number: BNX-18-EC