Mollart Deep Hole Drilling Systems
Gundrilling, deep hole drilling machines and tooling systems. Sole UK licence to manufacture and supply Botek Gundrill Tooling. The UK's largest specialist Deep Hole Drilling sub-contractor.
http://www.mollart.com/

Drill Masters, Inc.
Manufacturer and distributor of Gundrills, Solid Flute gundrills, 'Twinmaster' 2-flute gundrills, complete drilling systems, a full line of gundrilling accessories, regrinding systems, and in-depth toll-free technical support. We are a manufacturer specializing in deep hole gundrills, and other deep hole drills, as well as related toolholders and coolants, and accessories.
http://www.drillmasters.com

West Hazmat Drilling Corp.
A western U.S. environmental drilling company specializing in auger, mud and air rotary drilling as well as well development and CPT work.
http://www.westhazmat.com/

Deep Hole Specialists
Deep Hole Specialists is your one stop deep hole drilling source for gundrilling, trepanning, spade drilling, honing and turning.
http://www.deephole.com/

Hiddleston Drilling & Pump
Mountain Home, Idaho. Providing professional drilling and water well services throughout Idaho and the Intermountain West and Pacific Northwest regions since 1947. Drilling expertise includes large and small diameter production wells for domestic uses, industry, agriculture and municipal clients with pumping capacities up to 2,800 feet deep and exceeding 5,000 gallons per minute.
http://www.hiddlestondrilling.com

Bernhard Hilfrich GmbH
Germany. Large mechanical components, including hydraulic cylinders, for the machine building industry. Applications include lathe work, deep hole drilling, grinding, milling, boring, and special purpose assemblies.
http://www.hilfrich-hydraulik.de/indeng.htm

Nelson Precision Drilling
Precision deep hole drilling and honing services
http://www.nelsondrilling.com/

Neptune
Neptune is a relational database part of CHRONOS Network. It contains fossil marine plankton records and chronostratigraphy from Deep Sea Drilling Research (DSDP) and Ocean Drilling Program (ODP) sites.
http://services.chronos.org/databases/neptune/index.html

1st Source Gun Drilling & Machining
Our mission is to provide our customers with cost-effective drilling to help them better serve their own customers. Each of our key people has a lifetime of machining experience. Our staff includes tool and die builders, mold makers, and general machinists. Our backgrounds include space and missile, aerospace, plastic molding, machinery building, and oil drilling tools, to name only a few.
http://gundrillingdeep.com

Burdon Gundrills
The Burdon Gundrill is a unique tool for producing precision holes more efficiently. It combines the ability to machine from the solid with the accuracy of a boring tool and produces a finished, straight hole to any depth while satisfying most job requirements without further operations.
http://www.burdongundrills.com