
SEC-Boring Bars 75° S-DSKN Type / S-PSKN Type General Boring Fig 1 Fig 2 S-DSKN Steel Through Boring DMIN Min. machinable diameter DCON DMIN Min. machinable diameter DCON 75° 75° WF WF H H LF LF GAMF GAMF -6° -6° (LH) ■ Parts This figure shows right handed tools. ■ Holders 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. Dimensions (mm) Holder Material Cat. No. Stock Min. machining R L DMIN DCON H LF WF LH GAMF Cutting edge Rake diameter Diameter Height Length distance Head angle Fig Applicable inserts Cat. No. Page Clamp set Shim Screw Wrench for Wrench for for shim upper surface lower surface E S25R-DSKN R/L1204-32 D D 32 25 23 200 17.0 (26) −13 Boring Bars S32S-DSKN R/L1204-40 D D 40 32 30 250 22.0 (21) −10 1 Steel SN □□ 1204SS From SCP-2 5.0 SNS1203B BFTX0307N LH040 LH025 S40T-DSKN R/L1204-50 D D 50 40 37 300 27.0 (21) −10 B41 S50U-DSKN R/L1204-63 D D 63 50 47 350 31.5 Q −10 2 The values in ( ) are reference values. Parts for clamp set E81 Fig 1 DMIN Min. S-PSKN Steel Fig 2 Fig 3 machinable diameter DCON 75° 75° Through Boring 75° f WF LF H ■ Inserts -10° ・SNMG120408N-GE -6° ・SNMG190608N-UX (LH) (Representative GE type UX type example) ■ Parts This figure shows right handed tools. ■ Holders Left-handed (L) holders are applicable for right-handed (R) and neutral (N) inserts. Right-handed (R) holders are applicable for left-handed (L) and neutral (N) inserts. Dimensions (mm) Min. machining Cutting edge Holder Conventional Stock diameter Diameter Height Length distance Head Applicable inserts Lever Shim Cat. No. Fig Bolts Shims Wrenches Material Cat. No. R L DMIN DCON H LF WF LH Cat. No. Page pins retainers S32S-PSKN R/L1204-40 Q D D 40 32 30 250 22.0 (21) S32S-PSKN R/L1204-44 S32S-PSKN R/L12 D D 44 32 30 250 22.0 (21) 1 LSS42B SN □□ 1204SS From LCL4 LCS4 S40T-PSKN R/L1204-50 Q D D 50 40 37 300 27.0 (21) LSP4 LH030 B41 Steel S40T-PSKN R/L1204-54 S40T-PSKN R/L12 D D 54 40 37 300 27.0 (21) LSS42 S50U-PSKN R/L1204-63 Q D D 63 50 47 350 31.5 Q 2 LSS42B 1 SN □□ 1906SS From LCL6 LCS6 LSS63 S50U-PSKN R/L1906-70 S50U-PSKN R/L19 D D 70 50 47 350 35.0 (31) B47 LSP6 LH040 The values in ( ) are reference values. Recommended tightning torque(N・m) ● mark: Standard stocked item (expanded product) E53