THREADING USER GUIDE Toolholder Identification System S E R 2020 K 16 n 1 2 3 4 5 6 7 1 Clamping System 6 Insert Size S Screw Clamping l (mm) IC 06 5/32" 2 Application 08 3/16" E External 08U 3/16" I Internal 11 1/4" 16 3/8" 3 Hand of Tool 22 1/2" R Right-hand 22U 1/2" L Left-hand 27 5/8" 27U 5/8" SER SEL l IC 4 Type External ToolholdersShank: hxb 7 Optional Specifications 2020-20x20 mm U For U-type inserts * Optional Prefix B Bore for coolant CHSK ] Exchangeable Adaptation System C Carbide shankOOffset style KM D Drop head G Gang tool 5 Tool Length SP Special mm D 60 F 80 H 100 K 125 L 140 M 150 l P 170 R 200 S 250 T 300 U 350 V 400 698 ISCAR