
1 JCTER/L-CHP Grade E x te r n a l g ro o v i n g a n d p a r t i n g to o l h o l d e r w i t h h i g h p r e s s u r e c o o l a n t c a p a b i l i t y LF CW WF left-hand B CUTDIA LH 5/16”-24UNF WF 2 8 HF H Insert HBL HBH Right hand (R) shown. Designation CW Seat size CUTDIA H B LF LH HF WF (1) HBH HBL Torque* JCTER/L1212X2T12-CHP 2 2 25 12 12 120 24.7 12 0 /12 5 24.7 3 JCTER/L1616X2T12-CHP 2 2 25 16 16 120 24.7 16 0 /16 1 24.5 3 Ext. Toolholder JCTER/L1616X2T16-CHP 2 2 32 16 16 120 24.7 16 0 /16 4 24.7 3 3 JCTER/L2020X2T16-CHP 2 2 32 20 20 120 24.7 20 0 /20 - - 3 (1) "WF" value is calculated with groove width "CW" shown in the table. "WF" value depends on the tool hand. With 0/12, WF is 0 for the right hand and 12 for the left hand. CUTDIA: Max. parting diameter *Torque: Recommended clamping torque (N∙m) Compatible to the direct internal coolant supply system without the use of external coolant hose. SPARE PARTS Designation Clamping screw Wrench 1 Coolant plug Wrench 2 DirectJet plug Wrench 3 JCTER/L... CSHB-4-A T-15F SR5/16UNFTL360 P-4 SSHM4-6-TB P-2 Int. Toolholder CTER/L 4 E x te r n a l g ro o v i n g , p a r t i n g a n d t u r n i n g to o l h o l d e r CDX CW WF 5 B Threading LF LH HF H HBH Right hand (R) shown. Designation CW Seat size CDX H B LF LH HF WF (1) HBH Torque* 6 Grooving CTER/L1616-2T08 2 2 8 16 16 110 33 16 16.1 4 5 CTER/L2020-2T08 2 2 8 20 20 125 33 20 20.1 - 5 CTER/L1616-2T12 2 2 12 16 16 110 32 16 16.1 4 5 CTER/L2020-2T12 2 2 12 20 20 125 32 20 20.1 - 5 CTER/L1616-2T17 2 2 17 16 16 110 37 16 16.1 4 5 CTER/L2020-2T17 2 2 17 20 20 125 37 20 20.1 - 5 CTER/L1616-3T09 3 3 9 16 16 110 32 16 16.3 4 5 7 CTER/L2020-3T09 3 3 9 20 20 125 32 20 20.3 - 5 Endmill CTER/L1616-3T12 3 3 12 16 16 110 32 16 16.3 4 5 CTER/L2020-3T12 3 3 12 20 20 125 32 20 20.3 - 5 CTER/L1616-3T20 3 3 20 16 16 110 38.5 16 16.3 4 5 CTER/L2020-3T20 3 3 20 20 20 125 38.5 20 20.3 - 5 CTER/L1616-4T10 4 4 10 16 16 110 32 16 16.5 4 8.5 CTER/L2020-4T10 4 4 10 20 20 125 32 20 20.5 - 8.5 CTER/L2020-4T15 4 4 15 20 20 125 33 20 20.5 - 8.5 8 Drilling Tool CTER/L1616-4T25 4 4 25 16 16 110 45 16 16.5 4 8.5 CTER/L2020-4T25 4 4 25 20 20 125 45 20 20.5 - 8.5 CTER/L2020-5T12 5 5 12 20 20 125 37 20 20.6 - 8.5 CTER/L2020-6T12 6 6 12 20 20 125 37 20 20.6 - 12 When groove depth is larger than (insert length - 1.5 mm), please use 1-cornered insert. SPARE PARTS (1) "WF" value is calculated with groove width "CW" shown in the table. Technical Reference *Torque: Recommended clamping torque (N∙m) Designation Clamping screw Wrench CTER/L1616-2T08 / T12 / T17 CM5X0.8X16-A P-4 9 CTER/L2020-2T08 / T12 / T17 CM5X0.8X20-A P-4 CTER/L1616-3T09 / T20 CM5X0.8X16-A P-4 CTER/L2020-3T09 / T12 / T20 CM5X0.8X20-A P-4 CTER/L1616-4T10 / T25 CM6X1X16-A P-5 Reference pages: Inserts → 6-17 - 6-25 CTER/L2020-4T10 / T15 / T25 CM6X1X20-A P-5 Standard cutting conditions → 6-26 CTER/L2020-5T12 CM6X1X20-A P-5 CTER/L2020-6T12 CM8X1.25X20-A P-6 Parts for coolant hose → 3-61 6-13