Harlsan Interactive Tools

Custom Drill Configuration

Use our chart and form below to submit your rod spec requirements and if you need assistance you can send it through to us directly.

Single Rod Weight Calculator

Calculate your rod weight including tool joints, inner tubes and pipe.

Rod Weight by Depth Calculator

If you’re needing to calculate total rod number & string weight by depth, including tool joints, no matter what length you want your rod to be, use our rod weight calculator below.

FLOTEC Blow Down System

Clear RC drill string blockages, back flush holes, improve sample purity and clear bit face blockages with the Harlsan FLOTEC Blow Down System.

INLOK System

A breakthrough RC drill rod design that combines safe handling for inner tubes with a leap forward in reverse circulation drill pipe performance.

WEARLOK Wear Bend System

Heavy duty wear bends and deflector boxes built to withstand the most abrasive reverse circulation drilling conditions.

What You Gain from a Harlsan Setup

  • Boosted productivity: more hours drilling, fewer breakdowns, easier maintenance, holes on target

  • Fewer consumables replaced: longer wear cycles

  • Optimised rig layout: reduce air loss, improved crew safety, improved sample quality

  • Custom configuration support: based on your rig and drilling environment

  • Reduced downtime: longer wear-life and faster, simpler maintenance means fewer lost shifts

Real-World Results

  • Improved shift performance with redesigned setups

  • Assisted in retrofitting second-hand rigs for productive RC drilling

  • Guided mining companies on component upgrades that reduced failure rates

Why Harlsan?

  • Over 25 years of supplying premium-grade RC equipment

  • In-depth understanding of what makes rigs perform better

  • Based in WA, supporting customers globally with proven solutions

Contact Our Experts

  • Send us your rig specs or current issues

  • We’ll offer practical, actionable advice

  • Backed by our full range of premium RC components