
L1 L L5 2 µm BHF MB50-MB80 Dia. 77-500 Fine Boring Heads with 2 µm Direct d Diametric Adjustment for a Diameter Range of 77 up to 500 mm D1 SS kg Designation SS d min d max D 1 L L 1 L 5 ITS BORE BHF MB50-63X87 (1) MB50 2.5 125.0 63.00 49.00 87.0 5.00 1.282 BHF MB50-80X94 (2) MB50 2.5 160.0 80.00 58.00 94.0 5.00 2.165 BHF MB63-63X87 (1) MB63 2.5 125.0 63.00 49.00 87.0 5.00 1.567 BHF MB80-80X94 (2) MB80 2.5 160.0 80.00 58.00 94.0 5.00 2.628 BHF MB80-125X114 (3) MB80 135.0 500.0 125.00 63.00 114.0 5.00 5.720 • For user guide, see pages 778-780 • For spare parts, see pages 785, 814, 817 (1) Use with slide BHFH 30X75 or BHFH 30X93. (2) Use with slide BHFH 30X93 or BHFH 30X135. (3) Use with slide BHFH 40X133, BHFH 40X200, BHFH 40X300 and BHFH 40X400. L2 IHAXF L2 L3 L3 L1 Brazed and Indexable Boring Bars L1 L2 L3 L1 for the MB Modular Boring System d g5 min D max d g5 D min d g5 max D min max 6˚ K˚ Fig. 1 Fig. 2 Fig. 3 Designation D min D max L 1 L 3 L 2 d (2) Fig. Insert IHAXF 2.5-4/8 (1) 2.50 4.00 12.5 21.00 22.00 8.00 1 SOLID N - - IHAXF 4- 6/8 (1) 4.00 6.00 20.0 24.00 24.00 8.00 1 SOLID N - - IHAXF 6- 8/16 6.00 8.00 21.0 29.00 22.00 16.00 2 WCGT 0201... Y SR 14-299 T-6/5 IHAXF 6- 8/8 6.00 8.00 21.0 23.00 16.00 8.00 3 WCGT 0201... Y SR 14-299 T-6/5 IHAXF 8-10/16 8.00 10.00 28.0 36.00 22.00 16.00 2 WCGT 0201... Y SR 14-299 T-6/5 IHAXF 8-10/8 8.00 10.00 - 28.00 16.00 8.00 3 WCGT 0201... Y SR 14-299 T-6/5 IHAXF 10-12/16 10.00 12.00 35.0 43.00 22.00 16.00 2 TPGX 0902... Y SR 14-298 T-8/5 IHAXF 10-12/8 10.00 12.00 - 36.00 16.00 8.00 3 TPGX 0902... Y SR 14-298 T-8/5 IHAXF 11-13/16 11.00 13.00 40.0 48.00 22.00 16.00 2 TPGX 0902... Y SR 14-298 T-8/5 IHAXF 12-14/16 12.00 14.00 42.0 48.00 22.00 16.00 2 TPGX 0902... Y SR 14-298 T-8/5 IHAXF 12-14/8 12.00 14.00 - 42.00 14.00 8.00 3 TPGX 0902... Y SR 14-298 T-8/5 IHAXF 14-16/16 14.00 16.00 50.0 52.00 22.00 16.00 2 TPGX 0902... Y SR 14-298 T-8/5 IHAXF 14-16/8 14.00 16.00 - 48.00 14.00 8.00 3 TPGX 0902... Y SR 14-298 T-8/5 IHAXF 16-18/16 16.00 18.00 50.0 58.00 22.00 16.00 2 TPGX 0902... Y SR 14-298 T-8/5 IHAXF 16-18/8 16.00 18.00 - 54.00 14.00 8.00 3 TPGX 0902... Y SR 14-298 T-8/5 IHAXF 18-22/16 18.00 22.00 - 63.00 22.00 16.00 2 TPGX 0902... Y SR 14-298 T-8/5 IHAXF 22-30/16 22.00 30.00 - 68.00 22.00 16.00 2 TPGX 0902... Y SR 14-298 T-8/5 (1) Brazed tool (2) For d=8 mm, 16 mm O.D. sleeves should be used. For inserts, see pages: TPGX (807) • TPGX (CBN) (808) • TPGX (PCD) (808) • WCGT (807) For holders, see pages: ADBH (786) • BHD MB (766) • BHE MB (770) • BHE MB-H (770) • BHF MB-BL (781) • BHF MB16-MB50 Dia. 6-108 (774) • SLEEVE (785) 783