Numa Tool Company

Numa is the world’s leading designer of rock drilling equipment. We offer the largest range of vertical, horizontal, and reverse circulation DTH products for drilling holes from 3½ to 50½ inches (89 – 1,283 mm) in diameter. Foremost to the success of our customers is Numa’s personal service and technological expertise. Numa works with drillers on job sites around the world not only support our products but to gain first hand insight for advancing DTH product design to satisfy every drilling environment.

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