SEC-Boring Bars 95° 95° S-ECLN Type / S-DWLN Type S-ECLN DMIN Min. ■ Inserts Steel machinable diameter DCON UX Type Bottom Facing 95° ・CNMG090308N-UX WF ・CNMG120408N-GE ・CNMG190612N-UX E1 H (Representative example) GE Type LF GAMF – 6° ■ Parts LH This figure shows right handed tools. ■ Holders The applicable insert direction depends on the process details. Dimensions (mm) (See the notes marked with an asterisk (*) at the bottom of this page.) Holder Conventional Stock Min. machining Diameter Height Length Cutting edge Head Offset Rake Applicable inserts Eccentric Cat. No. diameter distance angle Shims Wrenches Material Cat. No. R L DMIN DCON H LF WF LH E1 GAMF Cat. No. Page shafts S20Q-ECLN R/L0903-26 BCLN320 R/L D D 26 20 18 180 13 20 4.0 −12 CN □□ 0903SS B20 Q CPU304C LH030 S25R-ECLN R/L0903-34 BCLN325 R/L D D 34 25 23 200 17 20 5.5 −12 SCW323 CPB32C LH025 E Steel S25R-ECLN R/L1204-34 BCLN425 R/L D D 34 25 23 200 17 20 5.5 −12 From CPB42 S32S-ECLN R/L1204-44 BCLN432 R/L D D 44 32 30 250 22 25 7.0 −10 CN □□ 1204SS B22 SCW423 CPB43S LH030 Boring S40T-ECLN R/L1204-54 BCLN440 R/L D 54 40 37 300 27 25 8.5 −10 CPB43 Bars S50U-ECLN R/L1906-70 BCLN650 R/L 70 50 47 350 35 32 11.5 −10 CN □□ 1906SS From SCW635 CPB64 LH040 B28 S-DWLN Fig 1 DMIN Min. Fig 2 DMIN Min. Steel machinable diameter DCON machinable diameter DCON Bottom Facing 95° 95° WF WF H -12° H LF LF GAMF GAMF -6° -6° -6° LH ■ Parts This figure shows right handed tools. ■ Holders The applicable insert direction depends on the process details. (See the notes marked with an asterisk (*) at the bottom of this page.) Dimensions (mm) Holder Stock Min. machining Diameter Height Length Cutting edge Head Rake Applicable inserts Clamp Screws Wrenches Wrenches Cat. No. diameter distance angle Fig Shims for upper for lower Material R L DMIN DCON H LF WF LH GAMF Cat. No. Page sets for shims surface surface S32S-DWLN R/L0604-40 D D 40 32 30 250 22.0 29 −10 1 WN □□ 0604SS From SCP-4 5.0 WNS0603B BFTX0307N LH040 LH025 B69 Steel S25R-DWLN R/L0804-32 D D 32 25 23 200 17.0 26 −12 WNS0803B BFTX0307N S32S-DWLN R/L0804-40 D D 40 32 30 250 22.0 26 −12 1 WN □□ 0804SS From SCP-2 5.0 LH040 LH025 S40T-DWLN R/L0804-50 D D 50 40 37 300 27.0 26 −12 B71 WNS0804B BFTX0409N S50U-DWLN R/L0804-63 D D 63 50 47 350 31.5 Q −12 2 Parts for clamp set E81 Note: About Applicable Inserts for ECLN Type and DWLN Type For internal machining: Right-handed (R) holders are applicable for left-handed (L) and neutral (N) inserts; left-handed (L) holders are applicable for right-handed (R) and neutral (N) inserts. For facing: Right-handed (R) holders are applicable for right-handed (R) and neutral (N) inserts; left-handed (L) holders are applicable for left-handed (L) and neutral (N) inserts. Recommended tightning torque(N・m) ● mark: Standard stocked item (expanded product) E25