drill collars

Helanbak

(601) 736-6112

1481 Old Hwy 13 N, Columbia, MS 39429, United States

Kevin Buckley

With over 45 years of precision machining experience, Helanbak manufactures INTERIA-WELDED drill pipe for water well, environmental, and mining applications. Our connections range from API IF, API Regular, Mayhew Junior, Mayhew Regular, FEDP, AWJ, NWJ, and other preferred connections.Read more…

Rock Tech International LLC

(817) 473-0500

12617 E FM 917 Ste A, Alvarado, TX, 76009, United States

David Griffin

Offers 21st century rock DTH technology to the water well, oil/gas, civil construction, and mining industries. Standard/custom designs are standard, dyanite and diamond carbide hammer bits (3″-46″), hole openers in all sizes and shanks, drag bits, drill pipe, the workhorse “Stone Krusher” line and premium “Stone Warrior” line of percussion hammers (2″ through 30″).Read more…