50 50 2˚1˚02˚1˚0 330˚300˚270˚240˚210˚ 0 1˚ 2˚2˚0 1˚ 765 330˚300˚270˚240˚210˚0.002 765 0.002 Ø6-8 Ø2.5-4IHAXF 6-8/16 IHAXF 2.5-4/8 Ø8-10 Ø4-6IHAXF 8-10/16 IHAXF 4-6/8 Ø10-12 Ø6- 8IHAXF 10-12/16 IHAXF 6-8/8 Ø12-14 Ø8-10IHAXF 12-14/16 IHAXF 8-10/8 Ø14-16 Ø10-12IHAXF 14-16/16 IHAXF 10-12/8 Ø16-18 IHAXF 16-18/16 Ø18-22 IHAXF 18-22/16 ITS BORE 34 34 201 201 USER GUIDE Fine Boring Heads with Balancing Rings 2 µm Direct Diametric Adjustment BHF MB50-32x60 BL ø2.5-12 2 µm 60 36 1 Body 6 3 1 2 2821 2 Tool Slide 12 3 Expanding Pin 24 12.5 4 Graduated Dial 5 Slide Locking Screw 6 Coolant Nozzle 89 7 Boring Bar LockingScrews A-A 8 Balancing Rings BHF MB50-32x60 BL 7 8 4 5 2 s! See page 481 BHF MB50-50x68 BL ø6-22 2 µm 68.5 8 63 1 Body 50 2 Tool Slide 50 42 3 Expanding Pin 6 8 3 1 3528 4 Graduated Dial 21 5 Slide LockingScrew 6 Coolant Nozzle 89 7 Boring BarLocking Screws 8 Oiling Nipple 9 Balancing Rings BHF MB50-50x68 BL 9 4 5 2 7 s! See page 481 427