WFHF CW WFHF CW HBH BHBH CGER/L External deep grooving and parting toolholder, for Swiss lathes CDX LF CUTDIA LH Right hand (R) shown. Designation CW Seat size CUTDIA(1) CDX H B LF LH HF WF (2) HBH CGER/L2020-1.4T14 1.4 1 29/29 9.7 20 20 125 31 20 20.2 - CGER/L1212-2T17 2 2 35/35 11.8 12 12 150 31 12 12.1 6 External CGER/L1616-2T17 2 2 35/35 11.8 16 16 150 31 16 16.1 2 CGER/L2020-2T17 2 2 35/35 9.8 20 20 125 31 20 20.1 - CGER/L1212-3T19 3 3 38/40 12 12 12 150 31 12 12.3 6 CGER/L1616-3T19 3 3 38/45 14.9 16 16 150 31 16 16.3 2 Internal CGER/L2020-3T19 3 3 38/45 13.2 20 20 125 31 20 20.3 - CGER/L2020-4T19 4 4 38/55 20.3 20 20 125 33 20 20.4 - Wrench (CRW**) is not included. Please order it separately. Insert is clamped by the elastic deformation of the upper jaw. Face (1) DG*/SG* maximum parting diameter will depend on the insert. (2) "WF" value is calculated with groove width "CW" shown in the table. SPARE PARTS Parting Designation Wrench (Option) CGER/L2020-1.4T14 CRW23 CGER/L****-2T17 - 4T19 CRW33 CTER/L-CHP Mono-block external grooving and parting toolholder, with high pressure coolant capability G1/8" BSPP CDX LF LH G1/8" BSPP HBH Right hand (R) shown. Designation CW Seat size CDX H B LF LH HF WF HBH Torque* CTER/L2020-2T17-CHP 2 2 17 20 20 125 45 20 19.1 4 5.5 CTER/L2020-3T20-CHP 3 3 20 20 20 125 48 20 18.8 4 5.5 When groove depth is larger than (insert length - 1.5 mm), please use 1-cornered insert. *Torque: Recommended clamping torque (N∙m) SPARE PARTS Designation Clamping screw Wrench CTER/L2020-2T17-CHP CM5x0.8x20-A P-4 CTER/L2020-3T20-CHP CM5x0.8x20-A P-4 Reference pages: Inserts → 6-17 - 6-25, Standard cutting conditions → 6-26, Parts for coolant hose → 3-61 6-14