Geological Boring L.L.C. designs and manufactures SONDE HOUSINGS, RAPID-RELEASE
COUPLINGS, SWIVELS, BACKREAMERS and DRILL HEADS for horizontal directional drilling.
We pride ourselves on unequaled quality and customer service.
Don Ballard pictured with the 8" expandable Backreamer.
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"When the others can't make the cut!"
Copyright © 1999 Geological Boring L.L.C. All rights reserved.
Revised: November 9, 2004.