SEC- Boring Bar Series Complete Support For Boring Operations For Turning Tooling Selection Guide Applications Bottom Facing Profiling Back Turning Insert shape 80˚ Diamond Type C 55˚ Diamond D 35˚ Diamond Type V 55˚ Diamond D 35˚ Diamond V Construction / Shank material Type Type Type Steel shank S-SCLP S-SCLC Expanded S-SDUC Expanded E27 S-SVUC Expanded E42 S-SVQC Expanded E40 S-SDZC Expanded S-SVZC Expanded E44 (BBPC) E19 E12 S-SDQC Expanded E29 S-SVUB Expanded E41 S-SVQB Expanded E39 E30 S-SVZB Expanded E43 Screw Lock A-SCLP A-SCLC A-SDUC E27 A-SVUC E42 E19 E12 A-SDQC E29 A-SVQC E40 E Vibration control shank B-SCLP/D-SCLP* B-SCLC B-SDUC E28 B-SVUB E41 B-SVZB (XBPC/XBPC-H) E20 E13 B-SDQC E30 B-SVQB E39 E43 Boring Bars shank Carbide C-SCLP C-SCLC E13 C-SDUC C-SVUB E41 C-SVZB (WBPC) E20 E-SCLC* E14 E28 C-SVQB E39 E43 Top Clamp / Double Clamp Steel shank S-DCLN Expanded S-DDUN Expanded E35 E23 S-DDQN E35 shank Carbide Vibration control shank D-DCLN D-DDUN E23 E35 Lever Lock Steel shank S-PCLN Expanded S-PDUN Expanded S-PDZN Expanded E24 E36 E37 Vibration control shank B-PCLN E24 Pin Lock Steel shank S-ECLN S-EDUN S-EDZN (BCLN) E25 (BDUN) E36 (BDZN) E37 Special Type Double Clamp T-REX Holders S-DTR55C T-REX E37 CBN Carbide shank BNZ E79 * mark: With oil hole The type codes in ( ) are old type codes. E2