
SEC-Boring Bars S-PCLN Type / B-PCLN Type 95° Fig 1 DMIN Min. Fig 2 DMIN Min. S-PCLN Steel machinable diameter DCON 95° machinable diameter DCON Bottom Facing 95° WF WF H E1 E1 H LF LF GAMF GAMF -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) Min. machining Cutting edge Rake Holder Conventional Stock diameter Diameter Height Length distance Head Offset angle Applicable inserts Lever Shim E Material Cat. No. S25R-PCLN R/L0903-32 Q Cat. No. R L DMIN DCON H LF WF LH E1 GAMF D D 32 25 23 Fig Cat. No. Page pins 4.5 −15 1 CN □□ 0903SS B20 200 17.0 30 LCL3 Bolts Shims LCS3 LSC32 LSP3 LH025 retainers Wrenches S32S-PCLN R/L1204-40 Q D D 40 32 30 7.0 −10 250 22.0 29 Boring Bars S32S-PCLN R/L1204-44 S32S-PCLN R/L12 D D 44 32 30 7.0 −10 250 22.0 29 LSC42B 1 From Q D D 50 6.5 −10 CN □□ 1204SS Steel S40T-PCLN R/L1204-50 40 37 300 25.0 29 B22 LCL4 LCS4 LSP4 LH030 S40T-PCLN R/L1204-54 S40T-PCLN R/L12 D D 54 40 37 8.5 −10 300 27.0 29 LSC42 S50U-PCLN R/L1204-63 Q D D 63 50 47 8.0 −10 2 350 31.5 Q LSC42B From S50U-PCLN R/L1906-70 S50U-PCLN R/L19 D D 70 50 47 350 35.0 39 11.5 −10 1 CN □□ 1906SS LCL6 LCS6 LSC63 LSP6 LH040 B28 Steel with DMIN Min. B-PCLN vibration control machinable diameter DCON ■ Inserts Bottom Facing mechanism 95° WF ・ CNMG120408N-GE H E1 (Representative example) LF –10° ■ Parts LH 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) Min. machining Cutting edge Holder Stock diameter Diameter Height Length distance Head Offset Applicable inserts Lever Shim Cat. No. Bolts Shim Wrench Material R L DMIN DCON H LF WF LH E1 Cat. No. Page pin retainer Steel with vibration B32U -PCLN R/L1204-40 D 40 32 30 350 20 29 5.0 CN □□ 1204SS B22– LCL4 LCS4CA LSC42B LSP4 LH030 control mechanism B40W-PCLN R/L1204-50 D 50 40 37 450 25 29 6.5 LCS4 Note: About Applicable Inserts for PCLN 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. ● mark: Standard stocked item (expanded product) E24