Hss+Ox, konisk borr DIN 345
5.00 mm - 14.00 mm MK1
14.25 mm - 23.00 mm MK2
23.25 mm - 31.75 mm MK3
32.00 mm - 50.00 mm MK4
55.00 mm - 60.00 mm MK5
Osawa 145N Konisk borr (6,5 - 60 mm) MK1-MK5