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    Advanced Drilling

    We can drill what others can't. MDI specialises in technically difficult, deep, directional and remote drilling where precision and experience matter.

    MDI drilling operations

    Our Difference

    Why This Matters

    Not all drilling is equal. Complex ground, deep targets, and difficult access require more than standard equipment and crews — they require capability that has been deliberately built over decades.

    When exploration programmes fail, it’s rarely due to lack of effort. It’s usually because the drilling capability wasn’t matched to the technical challenge. We exist to close that gap.

    Capabilities

    Our Drilling Methods

    Diamond Core Drilling

    Diamond Core Drilling

    High-precision core drilling for geological sampling and exploration. Our diamond drilling capability covers the full range of depths and ground conditions, with particular strength in challenging formations where core quality matters most.

    Reverse Circulation (RC)

    Reverse Circulation (RC)

    Efficient grade control and exploration drilling with rapid sample recovery. Our RC programmes are designed for consistency and reliability, with systems in place to ensure sample integrity throughout.

    Deep-hole Exploration

    Deep-hole Exploration

    Extended depth capability for deep orebody delineation and resource definition. We have proven capability to depths exceeding 2,800m, with the systems and experience to manage the technical challenges of ultra-deep drilling.

    Large-diameter Drilling

    Large-diameter Drilling

    Specialised solutions for shaft pilot holes and large-diameter applications. Our large-diameter capability supports mine development projects with precision and efficiency.

    Directional Drilling

    Directional Drilling

    Mud motor technology for precise directional control in complex geological conditions. We can place holes exactly where they need to be, even in difficult ground where conventional methods fall short.

    Water Hammer Systems

    Water Hammer Systems

    Advanced percussion drilling technology for efficient penetration in hard rock formations. Our water hammer systems deliver faster penetration rates while maintaining hole stability and core quality.

    Results

    Outcomes for Clients

    The value of advanced drilling capability is measured in outcomes: programmes completed on schedule, geological objectives achieved, and technical challenges solved rather than avoided.

    Precise hole placement in difficult ground
    High-quality core recovery in challenging formations
    Consistent sample integrity for reliable geological data
    Deep drilling capability proven to 2,875m
    Reduced re-drilling and programme delays

    Discuss your drilling requirements

    Complex ground requires capable partners.

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