The Sandvik DD421-60C is a proven twin-boom electro-hydraulic development drill designed to deliver fast, accurate and reliable performance in underground mining and tunnelling applications. Built for development headings up to 60m², it combines powerful RD525 rock drills with robust SB60 booms to maximise drilling efficiency, penetration rates and overall productivity.

Engineered for demanding underground environments, the DD421-60C offers exceptional coverage, precise boom control and dependable operation, making it an ideal solution for mine development, production drilling and contract mining projects. Whether available for short or long-term hire or outright purchase, this versatile jumbo delivers the performance and reliability operators expect from Sandvik equipment.

Key Features:

• Twin-boom electro-hydraulic jumbo
• Up to 60m² drilling coverage
• High-performance RD525 rock drills
• Fast, accurate face drilling with excellent boom reach
• Proven reliability for underground development operations
• Available for machine hire or sales