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DREXGEN

Drill & Blast Contractors NZ

Drexgen is a New Zealand–owned and operated expert in drill and blast, soak hole drilling, and chemical breaking services for the quarrying, mining, civil, construction, and infrastructure sectors.

DRILL AND BLAST SERVICES

Quarry Services

Quarry Drilling & Blasting Services

Precision GPS-guided drilling with MWD data for accurate, efficient quarry, mining, and infrastructure operations across New Zealand.
Civil and Geotechnical Drilling

Civil & Geotechnical Drilling Solutions

Specialist soak hole, water well, and geotechnical drilling solutions designed for safety, accuracy, and long-term performance.

Full Rock-on-Ground Blasting Services

Comprehensive rock-on-ground blasting services including explosive supply, labour, and complete project delivery.

Blast Design, Vibration & Technical Expertise

Technical experts in blast design, vibration monitoring, project management, and consent support — ensuring safe, compliant, and effective outcomes.

Chemical & Mechanical Breaking Specialists

Expanding grout and chemical breaking specialists delivering safe, non-explosive rock and concrete removal solutions.
All services

Why Choose DXG for Your Project

Choose DXG for proven expertise, innovative technology, and a commitment to safe, cost-efficient drilling and blasting solutions that support your project goals from design to delivery.

HERE FOR YOUR DRILL & BLAST SUCCESS

From quarry to construction, we deliver safe, reliable, and cost-efficient solutions for your toughest sites and challenges.

OUR PARTNERS

At DXG, we collaborate with industry-leading partners to deliver complex drilling and blasting projects across New Zealand.

Together, we combine cutting-edge technology, operational excellence, and an unwavering focus on safety, compliance, and environmental responsibility we can support large-scale quarry operations, mining developments, and civil infrastructure projects.

ABOUT DXG

The DXG brand is backed by decades of combined experience in New Zealand’s drilling and blasting industry. DREXGEN (DXG) delivers innovative, reliable, and cost-effective solutions for quarrying, mining, civil engineering, and infrastructure sectors through drilling, explosives and geotechnical expertise.

Our team of certified experts uses state-of-the-art equipment to ensure precision, safety, and sustainability on every project.

Learn more about us, our mission, vision and values.

100+ YEARS COMBINED EXPERIENCE

Operational

50+ years

Bench & Drilling

Technical

25+ years

Blast design & monitoring

Commercial

20+ years

Pricing, tenders, negotiations