
SUMIDIA Small Diameter Boring Bars DABB Type SUMIDIA PCD Brazed DABB-C Fig 1 5° DCON Stop-Boring, Through-Boring and Back Chamfering Dia. DMIN Min. Bore Boring Bars 50° RE H LF Holder ( SUMIDIA) Dimensions (mm) E DA2200 Min. Bore Dia. Diameter Height Overall Length Nose Radius Applicable Cat. No. Fig DMIN DCON H LF RE Sleeve C DABB 025CR ● 3.0 2.5 2.2 60 0.1 HBB 2516 1 DABB 035CR ● 4.0 3.5 3.2 60 0.1 HBB 3516 1 DABB 045CR ● 5.0 4.5 4.1 80 0.1 HBB 4516 1 DABB 060CR ● 7.0 6.0 5.2 80 0.1 HBB 616 1 D SUMIDIA PCD Brazed R DABB-N Fig 1 Stop-Boring, Through-Boring and Necking Dia. DMIN DCON Min. Bore 25° S 25° RE H LF T Holder ( SUMIDIA) Dimensions (mm) DA2200 Min. Bore Dia. Diameter Height Overall Length Nose Radius Applicable Cat. No. Fig DMIN DCON H LF RE Sleeve V DABB 025NR ● 3.0 2.5 2.2 60 0.1 HBB 2516 1 DABB 035NR ● 4.0 3.5 3.2 60 0.1 HBB 3516 1 DABB 045NR ● 5.0 4.5 4.1 80 0.1 HBB 4516 1 DABB 060NR ● 7.0 6.0 5.2 80 0.1 HBB 616 1 W Fig 1 Very Small Diameter Turning Small Diameter Turning ø16 DCB 15 100 Sleeve Dimensions (mm) Set Bore Wrench Screw Dia. Stock Cat. No. Fig DCB (For Hex Socket) HBB 2516 ● 2.5 1 HBB 3516 ● 3.5 1 BT0404 LH020 HBB 4516 ● 4.5 1 HBB 616 ● 6.0 1 HBX Type sleeve can also be used. E69