10pc HSS Rotary File Burrs - 1/8" Shank Fits Dremel
Bit sizes & styles (maximum diameter x cut height) 6.6mm x 1.6mm cutter disc, 6.4mm sphere/ball, 6.3mm x 10mm tear-drop, 6.0mm x 12.2mm cone, 6mm x 12mm tapered bull-nose cylinder,6.2mm x 13mm oval, 6.4 x 10mm grooving, 6.4mm x 8.0mm dove tail, 6.5mm x 12.0mm cylinder & 6.0mm x 9.0mm slot cutter.