Drilling Equipment Selection Guides
Data-based guides built from our real machine parameters — rig, air, hammer and tooling sized as one system.
Quarry drilling: DTH vs top hammer — when the switch pays off
Quarry drilling: DTH vs top hammer — when the switch pays off A quarry running a 3 m bench in competent granite gets two competing proposals. One supp…
Read guide →How to Choose a DTH Rig for 110–150 mm Blast Holes
How to Choose a DTH Rig for 110–150 mm Blast Holes Most buyers open the rig catalogue first. In a granite bench that's the wrong end of the problem. H…
Read guide →Water Well Drilling Rig Selection
Start from depth and casing diameter Water well projects are defined by the final depth and the casing size you must install. A rig whose rated depth …
Read guide →DTH Bit Selection Guide
Shank first, then diameter, then face A bit only fits the hammer family it was made for (for example K40, L3). Diameter follows the hole you need. Fac…
Read guide →What Drives Your Drilling Cost per Metre
The five cost blocks 1) Capital or hire cost of rig and compressor. 2) Fuel and power. 3) Consumables: bits, hammers, rods, shanks. 4) Labour and site…
Read guide →Underground vs Surface Drilling: Choosing the Right Class
Working envelope decides the class Surface rigs work from a bench with open sky: they can be larger, carry longer rod strings and use bigger hammers. …
Read guide →How to Choose a DTH Drilling Rig
The three numbers that decide the rig Hole diameter sets the hammer and bit family. Bench depth sets the rod string and the rig class. Rock hardness s…
Read guide →Best Compressor for DTH Drilling
Two numbers decide the compressor Discharge pressure must cover the hammer working pressure. Free air delivery must cover the hammer air consumption p…
Read guide →DTH Hammer Selection Guide
The hammer is chosen by hole diameter Each hammer has a working hole range. Choose the hammer whose range covers your diameter with the smallest overl…
Read guide →Air Compressor for Open-Pit Mining
The rig does not decide the compressor — the hammer does Two rigs with the same hole diameter can need different air if they run different hammers. Al…
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