3. BHP BILLITON Pty. Ltd 1995- Hercus started supporting BHP Billiton Pty. Ltd. (WMC) with a basic range of services and products 2003- started refurbishing the SB20/30 Loco Gearboxes; Mat: 60398612 - supplying “spiral gear sets & other components” for the SB20/30 Gearboxes 2006- supplying New & Refurbished Dump Roller Assemblies; Mat: 60405560 - supplying New & Refurbished No.3 Shaft Crusher (segmented) ; Mat: 60360035 - supplying New & Refurbished No.3 Shaft Crusher (solid) ; Mat: 60335991 - Refurbishing Ore Car Coupler ; Mat: 60398288 - supplying 2 off new SB20/30 Loco Gearboxes ; Mat: 60398612 - supplying New & Refurbished Bracket Roller Assemblies; Mat: 60405633 - supplying New & Refurbished Ore Car Axle Assemblies; Mat: 60400963 2007- supplying New & Refurbished Track Drive Wheel Assemblies (large); Mat: 60334930

4. BHP BILLITON Pty. Ltd 2008- Refurbishing CV0002 Flender Gearbox; Mat: 60487412 - Refurbishing H1-280 David Brown Gearbox; Mat: 60366398 - Refurbishing H1-280 David Brown Gearbox; Mat: 60405302 - Refurbishing CV1028 Flender Gearbox; Mat: 60333281 - Refurbishing B3-SH-14 Flender Gearbox; Mat: 60333280 2009- Refurbishing KDS-160-K4 Flender Gearbox; Mat: 60401444 - Refurbishing CV0001 B3SF-160 David Brown Gearbox; Mat: 60548663 - Refurbishing Gear Reduction Gearbox; Mat: 60366397 - Modify SB20/30 Loco Gearboxes to suit “new Trains”; Mat: 60529682 - supplying New & Refurbished Track Drive Wheel Assemblies (small); Mat: 60334920 - supply New Sew Eurodrive Gearbox; Mat: 60535228

5. SB20/30 Loco Gearbox Material Number : 60398612 Since 2003, Hercus has refurbished 20 off SB20/30 Loco Gearboxes, and manufactured 2 off Gearboxes

6. Sample of Gearboxes refurbished by Hercus since 2003 Hercus has refurbished & serviced all brands of Gearboxes : David Brown, Flender, Sew Eurodrive

7. H1-280 David Brown Gearbox Material Number : 60366398 Condition of Gearbox when delivered to Hercus Ready for service

8. Ore Car Axles Assemblies Material Number : 60400963 As received from BHP Billiton All parts are “sand blasted” Profile of a worn wheel

9. Machining process for wheels Wheels are turned on their axle

11. One of the largest gearbox’s Hercus has ever refurbished, total weight of 9 tonnes CV0002 Flender Gearbox Material Number : 60487412

12. Track Drive Wheel Assembly – Large & Small versions Material Numbers : 60334930 & 60334920

13. Gearbox Material Number : Since 2008, Hercus has refurbished over 56 units

14. Dump Roller Assembly Material Number : 60405560 Since 2007, Hercus has refurbished over 61 units

15. Bracket Roller Assembly Material Number : 60405633 Since 2007, Hercus has refurbished over 120 units

16. Services & Products supplied to other customers

18. Hercus Machining Capabilities

29. Quotation Depending on the size of the project, Hercus staff can quote on site or send your piece of equipment direct to us where we can store it under cover

30. Hercus commitment to BHP Billiton Available 24 / 7 – whether it’s a “shutdown / breakdown” or a normal service program Able to provide a wide range of Engineering Services, that allows Hercus to have full control on all projects Based in Adelaide – easy access to workshop and staff Provide cost savings solutions; majority of the time Hercus can beat OEM prices or refurbish equipment that allows BHP Billiton to attain a longer life cycle.