System code – tool holders Parting & grooving Boring bars A C 32 S – Q G D R 11 – 44 1 2 3 4 5 6 7 8 9 Turning Length [mm] Code Description Diameter Q 180 Holder for Clamping system [mm] grooving R 200 S 250 X 320 B 1 2 3 4 Insert seat size [mm] No. of cutting edges Milling Code Description Holder/Cutting width S Single Code Description D Double B 2.0 E 2.5 F 3.0 G 4.0 C H 5.0 K 6.0 L 8.0 Drilling 5 6 Type Code Description Max. cutting depth Min. internal diameter R Right of work piece [mm] [mm] L Left N Right and left D 7 8 9 Information Technical E Index A 375