Boring Bar Code System (ISO) A\ Insert Shape 0. 0 K Type of Bar "A" Steel with coolant hole 0 Lead Angle of Boring Bar o Relief Angle of Insert “E" Carbide bar with fixed steel head and coolant hole "C" Carbide shank "S" Steel shank"X" Special type TJH L F U > 107,5 C K Q Z Bar Length o Method of Mounting Insert -,193 '" ° N P ffeg Length(L) (mm) 1 W H 100 re J noK125 c AM150 Hand of Bar0 N 160LQ180 g5" FT R 200 S 250 M 1’ T 300U350V400 Ft; R L W 450Y500 s w Length of Cutting Edge 0 CD 165 166