SEC-Boring Bar S-SSKC Type Internal General 75° Steel Screw-on S-SSKC Fig 1 DMIN Min. Bore Dia. DCON Through Boring 75° WF Boring Bars H LF GAMF 0° LHD E Figure shows right-hand (R) tool. Holder Parts Dimensions (mm) Stock Min. Cutting Applicable Insert Flat Screw Wrench C Overall Rake Material Bore Diameter Height Edge Head Holder Previous Cat. Length Angle Ref. Page Cat. No. Dia. Distance Fig No. R L Cat. No. Nm DMIN DCON H LF WF LHD GAMF (For Torx Holes) S16R-SSKC R/L09T3-20 S16R-SSKC R/L 09 ● ● 20 16 15 200 11 23 -10° 1 BFTX0407N 3.4 D SC□□09T3 B95 TRX15 S20S-SSKC R/L09T3-25 S20S-SSKC R/L 09 ● ● 25 20 18 250 13 27 -8° 1 BFTX0409N 3.4 Steel S25T-SSKC R/L1204-32 S25T-SSKC R/L 12 ● 32 25 23 300 17 30 -7° 1 SC□□1204 B96 BFTX0511N 5.0 TRX20 S32U-SSKC R/L1204-40 S32U-SSKC R/L 12 ● 40 32 30 350 22 33 -6° 1 Right-handed (R) tool holders are compatible with left-handed (L) or neutral (N) inserts. R Left-handed (L) tool holders are compatible with right-handed (R) or neutral (N) inserts. S T V W Very Small Diameter Turning Small Diameter Turning Applicable Inserts S-SSKC Type Name of Chipbreaker/ GU Legend ● Refer as well to the Insert Selection Guide (page A10 on). 1st Recommended Insert CBN/PCD Photo ● Some combinations need to be made to order or cannot be manufactured. Grade AC8025P Cutting Range P (Steel) M (Stainless Steel) K (Cast Iron) N (Non-ferrous) Process Finishing Medium Cutting Roughing Finishing Medium Cutting Roughing Finishing to Medium Cutting Medium to Roughing — General FB SU MU LB SU MU MU No Chipbreaker SUMIDIA Cutting T1500Z AC8025P AC8025P AC6030M AC6030M AC6040M AC4015K AC4015K DA1000 SC FX SC SC SUMIDIA High FX SC — — Precision T1500A AC1030U AC1030U AC1030U AC1030U AC1030U DA1000 Recommended Cutting Conditions A10 on A14 on A16 on A22 on E44 N m Recommended Tightening Torque (N·m)