This document specifies the dimensions, designation, material, construction, type of delivery and marking or cartridges type A with bore for fastening screws, of style T, i.e. with cutting edge angle for side cutting r = 60?and is applicable to lathe work.
DIN 4985-9:1997 history
1997DIN 4985-9:1997 Cartridges type A for indexable inserts - Part 9: Style T
1970DIN 4985-9:1980 Cartridges type A for indexable inserts - Part 9: Style T