For Holes 3⅞” to 10” (98 to 254 mm)
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Hammers, Bits & Expertise or HDD Precision Drilling
Specialists involved in precision rock drilling projects trust Numa products for quick and reliable performance, whether working in tough rock, overburden, or loose soil strata formations. Our extensive range of Drilling Systems includes hammers, bits, side load sonde housings, bent subs, and adaptors, all designed to tackle various drilling challenges.
Numa stands as the world’s top provider of rock drilling technology products, offering unmatched value in terms of product quality, performance, and service across the entire drilling sector.
Our experts at Numa bring years of experience with horizontal drilling systems, covering everything from fluids and bits to reamers, rock tools, and swivels. Whether onsite or via phone, our team offers the guidance you need to optimize your investment in the finest rock drilling equipment available.
Drilling Products To Meet your Needs
Benefits of Numa’s drilling products include:
- Leading-edge steerability for precise drilling
- Exceptional penetration rates
- Simple, field-maintainable design
- Lower air requirements, reducing cost per foot
- Efficient and durable internal components
- High-frequency operation for reduced vibration
HDD
PRODUCTS
HDD 35 Directional Hammer
Hole Size: 3.875 to 4" (98mm to 102mm)
HDD 40 Directional Hammer
Hole Size: 4.75 to 5" (121mm to 127mm)
HDD 50 Directional Hammer
Hole Size: 5.75 to 6.125" (146mm to 156mm)
HDD 60 Directional Hammer
Hole Size: 7 to 7.50" (178mm to 191mm)
HDD 80 Directional Hammer
Hole Size: 9.75 to 10" (248mm to 254mm)
Projects
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Fiber Optic Conduit Installation
Location: Tecolotito, New Mexico![](https://www.numahammers.com/wp-content/uploads/2024/01/HDD-Bore-Completion-scaled-1-500x500.jpg)
Fiber Optics Installation Under Interstate Highway
Location: Raleigh, North Carolina USA![](https://www.numahammers.com/wp-content/uploads/2024/01/IMG_8705-scaled-e1596750686437-500x400.jpg)
Gas Line HDD Project
Location: Kentucky & Tennessee USA![](https://www.numahammers.com/wp-content/uploads/2024/01/HDD-in-Field-cropped-e1596745500846-280x280.jpg)
HDD Crossing Project
Location: Frankfort, Kentucky USA![](https://www.numahammers.com/wp-content/uploads/2024/05/Kiewitt-HDD50-Web-3-500x500.jpg)