... offer drill bits sharpening machinery 20009 fro drill bits 2-13mm, for 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mmand 13mm bits 20010 for bits 13 ... , 24mm, 25mm and 26mm bits If you have special needs, we can discuss! many other cutters sharpener available also, Accurate Drill bits sharpener