hammers, bit blow tubes

Eastern Driller Manufacturing Inc

(717) 684-3070

105 Walnut St, Columbia, PA, 17512-1112, United States

George R Brookover II

Manufacture down-the-hole hammers and bits that can be used to drill holes from 3.5″ to 20″ In hard rock. We also have a “P” series for continuing drilling when water Is In countered.Read more…


(860) 923-9551

646 Thompson Rd PO Box 348, Thompson, CT, 06277-2214, United States

Neal Kuszewski

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 50½ inches (89 – 1283 mm) in diameter in hard rock and unconsolidated formations.Read more…