Anyone who has drilled deep RC holes knows the problem (particularly in challenging ground): when the hole starts to wander, chatter increases and vibration comes up the string. Before long, you’re fighting deviation and swapping components. That combination –...
For RC drilling operations, productivity is often dictated by the reliability of the smallest components. Swivels are no exception. Harlsan Pty Ltd has developed its swivels range with a clear purpose: to reduce downtime, simplify maintenance and deliver measurable...
In the high-stakes world of reverse circulation (RC) drilling, efficiency isn’t just about the big-ticket items. Sometimes, it’s the overlooked components that make the biggest difference, for example the wear bend, also commonly referred to as the deflector box. Ask...
In RC drilling, keeping your drill string clear and your rig running is the name of the game. When blockages occur – and they do – every minute spent troubleshooting adds to your downtime, costs, and frustration. The solution? A blow down system that...
November 2021 marked one year since Harlsan started manufacturing in Perth. Managing two busy workshops 600km apart is no mean feat, but our robust systems and processes ensure a clear interface between Perth and Kalgoorlie. In its first 12 months of operation, the...
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