Contract Drilling
West/Northwest


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Providing our nationwide customer base the ultimate in Gundrilling, with capabilities from an "impossible" .0320" dia. to 1.0000", plus a 3-shift operation capable of manufacturing your precision parts "from deephole to completion".

Gundrilling Handbook–
In-depth answers to all your deep hole questions. The “must read” manual for planners, engineers & shop personnel alike. Presents all aspects of the process in complete, precise detail.

Universal Gundrill Grinding Fixture
Complete line of grinding fixtures and equipment capable of sharpening Two Flutes, Single Flute slash, facet and step drills, as well as conventional 2, 3, 4 and 6 flute end mills and reamers.


Thompson Gundrilling Inc. (CA)–
We're BIG! With over 60 machines in 32,000 square feet, we specialize in high quality deep hole drilling in most metals and plastics, for a broad range of industries.


The following sites are not linked. Phone numbers are provided.

American Drilling Company (CA) (310) 970-1010– specializing in gundrilling over 40 years: Aerospace, Medical, Military, Commercial, Automotive, etc.
Bat & Orla's Gundrilling Services (CA) (408) 727-1220– Precision Gundrilling services to the aero-space, semi-conductor, medical and auto industries.


CPS Manufacturing (CA) (714) 556-3601– Gundrilling .062 dia. x 7.50" dp. to .750 dia. x 28.0" dp. & small holes to .010" dia.
Robert's Honing & Gundrilling (CA)– (800) 263-7862– Gundrilling- 3/16 to 3" dia. X 12 ft. max depth., Trepanning- to 6" dia..Honing- .060 to 16" X 12 ft. max depth.


Squires Machine Inc. (WA) (206) 285-7110– Specializing in Gundrilling services to Aircraft, Airframe, Medical and Commercial Industries.
Trepanning Specialties Inc. (CA) (562) 633-8110– Providiny a variety of techniques to meet your gundrilling needs.


phone: (203) 234-1714 ~ e-mail: drilldirect@sbcglobal.net