20.01.06
Cutters with bore (cutters and cutter heads)
20.01.06.01
Cutters with bore, all-steel
20.01.06.02
Cutters with bore, HW- / special steel-tipped
20.01.06.03
Cutters with bore, with turnover knives (HW / special steel)
20.01.06.04
Cutters with bore, DP-tipped