Numa, the world’s leading drilling technology provider, has announced the addition of the Patriot 85 DTH Hammer to its dependable line of over 100+ hammers and bits. Made from only the best material and under exacting conditions, the Patriot 85 hammer can drill holes 7 ⅞” to 10” (200 – 254 mm) in diameter. It is perfectly suited for drilling in a variety of applications including Construction, Foundation, Micro Piling, Oil & Gas, Quarry, Mining, Utility, Geothermal, Environmental, Horizontal, and Water Well.

The design of the Patriot 85 hammer has demonstrated a significant advantage in speed and longevity over competitive products. This improvement has been accomplished through technological advancements that allows for less internal components. Furthermore, the P85 has a heavier piston than other 8” hammers and is best used with rigs having larger air consumption requirements. The result being that the Patriot 85 can drill at high frequency and promotes less vibration and smooth operation even while drilling against high heads of water. With a more efficient design, the Patriot 85 provides drillers with the potential to reduce expenses and increase profits.

For more information on the Numa Patriot 85 Hammer, please email us at, call us on 860.923.9551, or visit our website at

Click here for Numa Patriot 85 brochure.


Numa provides the world’s leading drilling technology with over 100 DTH Hammer and Bit products serving 11 different industries. Our products are capable of drilling vertical, horizontal, and reverse circulation holes from 3½ to 48 inches (89 – 1219 mm) in diameter and are used in 105+ countries. We have built our customer-centric reputation on providing the highest value in products, performance and personal service available in the rock drilling industry.