SUMIBORON Small Diameter Boring Bars BNBX Type / BNB Type 92˚ SUMIBORON BNBX ■ Holders Dimensions (mm) Grades Min. machining Diameter Height Length Nose Applicable Internal / Facing Cat. No. diameter radius BN2000 BN7000 BN700 DMIN DCON H LF RE Sleeves BNBX 020R D D F 2.5 2.0 1.8 40 0.2 HBX 2016 BNBX 025R D D F 3.0 2.5 2.2 40 0.2 HBX 2516 Min. machinable diameter DMIN BNBX 030R D D F 3.5 3.0 2.7 40 0.2 HBX 3016 3° DCON BNBX 035R D D F 4.0 3.5 3.2 40 0.2 HBX 3516 BNBX 040R D D F 4.5 4.0 3.7 40 0.2 HBX 4016 RE H BNBX 045R D D F 5.0 4.5 4.2 40 0.2 HBX 4516 LF BNBX 050R D D F 5.5 5.0 4.7 60 0.2 HBX 5016 BNBX 055R D D F 6.0 5.5 5.2 60 0.2 HBX 5516 BNBX 060R D D F 6.5 6.0 5.7 60 0.2 HBX 6016 BNBX 065R D 7.0 6.5 6.2 60 0.2 HBB 6516 BNBX 070R D 7.5 7.0 6.7 80 0.2 HBB 716 BNBX 075R D 8.0 7.5 7.2 80 0.2 HBB 7516 BNBX 080R D 8.5 8.0 7.7 80 0.2 HBB 816 E ■ Sleeves ■ Parts (For Sleeve) Hole BT06035T TRD TH Cat. No. Stock Diameter Applicable Tools Boring Bars DCB DCB ø16 HBX 2016 D 2.0 BNBX 020R (For Torx HBX 2516 D 2.5 BNBX 025R BT0404 holes) HBX 3016 D 3.0 BNBX 030R Screw Set screws Wrenches Applicable 15 15 HBX 3516 D 3.5 BNBX 035R sleeves 100 HBX 4016 D 4.0 BNBX 040R HBX 4516 D 4.5 BNBX 045R 1.5 HBX2SSS HBX 5016 D 5.0 BNBX 050R HBX 5516 D 5.5 BNBX 055R BFTX0409N BT06035T TRD15 HBX3SSS HBX 6016 D 6.0 BNBX 060R 3.0 HBX4SSS HBB 6516 D 6.5 BNBX 065R HBX5SSS ø16 DCB HBX6SSS HBB 716 D 7.0 BNBX 070R 15 100 HBB 7516 D 7.5 BNBX 075R Q Q BT0404 TH020 HBBSSSS HBB 816 D 8.0 BNBX 080R Note: BNBX type tools may also be installed in HBB type sleeves, but HBX type sleeves are recommended for tools with diameters less than ø6 mm. DMIN Min. BNB machinable diameter ■ Parts 2° DCON Internal / Facing ■ Holders H This figure shows right GAMF LF handed tools. Dimensions (mm) Min. machining Diameter Height Length Rake angle Cat. No. Stock diameter Clamp Bolts Nuts Wrench DMIN DCON H LF GAMF BNB 508R D 10.0 8.0 7.0 140 −9 BH0306 BNBW-2 BNB 510R D 12.0 10.0 9.0 140 −8 BNB 512R D 14.0 12.0 11.0 160 −6 BNBC FBUP3-A0-9 BNBW-4 TH020 BNB 516R D 18.0 16.0 14.0 180 −5 BNB 520R D 22.0 20.0 18.0 180 −4 BH0310 BNBW-7 ■ Inserts (SUMIBORON, SUMIDIA) 60° Grades Dimensions *1 TBGN -BSTN is an item 1.59 (mm) SUMIBORON SUMIDIA RE limited to BNX20 with ø3.97 5° different negative land angle. Nose radius (BSTN: -15 , B: -25 ) BNX20 BN2000 BN7000 DA1000 Note that the negative 5° BNX10 BN350 BN500 BN700 DA150 land angle is set differently for each grade. Cat. No. *2 NF-TBGN is a 1-corner design. TBGN 060102B D D D D 0.2 (All surfaces are not SUMIDIA) TBGN 060104B D D D D D D F D D 0.4 TBGN 060108B D D D D D F 0.8 TBGN 060102-BSTN*1 Q D Q Q Q Q Q Q Q 0.2 TBGN 060104-BSTN*1 Q D Q Q Q Q Q Q Q 0.4 TBGN 060108-BSTN*1 Q D Q Q Q Q Q Q Q 0.8 NF-TBGN 060102*2 Q Q Q Q Q Q Q Q D 0.2 NF-TBGN 060104*2 Q Q Q Q Q Q Q Q D 0.4 E78 Recommended tightning torque (N・m) F mark: To be replaced by new item (Please confirm stock availability)