https://ch.pferd.com/en/tungsten-carbide-burrs-for-general-use-cut-3-plus-ball-shape-kud?a%5Bdiam-shank-tds%5D=6+mm&a%5Bdiam-outer-tds%5D=6+mm&a%5Blength-cut-tds%5D=5+mm&a%5Blength-overall-tds%5D=45+mm&a%5Bcut-files-and-burrs-tds%5D=3+PLUS
Tungsten carbide burr ball KUD dia. 06x05 mm shank dia. 6 mm Z3P universal medium cross cut