SEC-Very Small Diameter Boring Bars CKB Type Mini Boring L-Styled HBKL 16 B2 CDX B Offset 0 LH3 LF (3.5) 6.5 ■ Parts HF H H = HF (Cutting edge height) ■ Holders Dimensions (mm) Cat. No. Stock Height Width Length Depth of cut Width Head Applicable insert Cat. No. Clamp Double Wrench H B LF CDX B2 HBKL LH3 ended screw CKBS R1016-16-06 D 10 16 125 6 26 28.5 10 KBMX L0206- R CKBS R1016-16-11 D 10 16 125 11 31 28.5 10 KBMX L03,04,0511- R E CKBS R1216-16-06 D 12 16 150 6 26 28.5 10 KBMX L0206- R CKBS R1216-16-11 D 12 16 150 11 31 28.5 10 KBMX L03,04,0511- R CKBW16 WB4-8 LH020 Boring CKBS R1216-16-20 D 12 16 150 20 40 28.5 10 KBMX L04,0520- R Bars CKBS R1616-16-06 D 16 16 150 6 26 34.5 16 KBMX L0206- R CKBS R1616-16-11 D 16 16 150 11 31 34.5 16 KBMX L03,04,0511- R CKBS R1616-16-20 D 16 16 150 20 40 34.5 16 KBMX L04,0520- R ■ Inserts ● KBMX Type (for Very Small Diameter L Type Holders) Dimensions (mm) AC1030U ACZ310 Minimum Cutting edge Offset Nose radius Length Depth of cut Cat. No. machineable diameter position 12.7 DMIN WF3 E3 RE L CDX 55° KBMX L0206-05R D F 2.0 0.5 0.25 0.05 23.5 6 6.2 7.0 KBMX L0206-20R D F 0.20 DMIN Min. KBMX L0311-05R machinable diameter L D F 3.0 0.5 0.30 0.05 28.5 11 10° KBMX L0311-20R D F 0.20 WF3 KBMX L0411-05R D F 0.05 E3 20° CDX KBMX L0411-20R D F 0.20 28.5 11 RE 4.0 0.5 0.50 Note: This figure shows the left handed right cutting edge. KBMX L0420-05R D F 0.05 37.5 20 KBMX L0420-20R D F 0.20 KBMX L0511-05R D F 0.05 28.5 11 KBMX L0511-20R D F 5.0 0.5 0.50 0.20 KBMX L0520-05R D F 0.05 37.5 20 KBMX L0520-20R D F 0.20 ■ Application Example ① ■ Application Example ② Electronic Parts (Free-Cutting Stainless Steel) Automotive Hydraulic Parts (SUS430) ø4.0mm ø2.5mm ø10mm 19mm 5.5mm Holder :CKBR1212-16 Holder :CKBR1616-16 Insert :KBMXR 0420-05(ACZ310) Insert :KBMXR 0206-05T(ACZ150) Cutting speed:vc=60m/min Cutting speed:vc=80m/min Feed rate :f =0.01mm/rev Feed rate:f =0.03mm/rev Depth of cut:ap=0.03mm Depth of cu:t ap=0.05mm Cutting fluid:Water-insoluble cutting oil Cutting fluid:Water-insoluble cutting oil E72 ● mark: Standard stocked item (expanded product) F mark: To be replaced by new item (Please confirm stock availability)