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Cobore, Inc. offers precision engineered deephole machining services

Innovation and precision for demanding applications

Deep Hole Machining Service Capabilities

We specialize in deep hole machining of long parts requiring tight positional tolerances and difficult internal features. With a culture of continuous improvement, Cobore has developed processes to achieve tolerances that far exceed industry standards. The parts that other deep hole drilling shops turn down are the exact innovational challenges Cobore's personnel are passionate about. Our team is dedicated to providing top quality and outstanding service.

Our capabilities include:

Contact us today to request a quote or find about more about our deep hole drilling services. Just fill out our contact form online or call 713-467-4837.

Deep Hole Drilling & Other Service Capabilities

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40 Ft (12.2 m) part lengths
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Ø0.156"-8.000" (3.96-203 mm) Bore Range
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Tight Bore Positional Tolerances
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Honing to improve bore size tolerance and surface finish
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Extreme Hole Diameter to Hole Depth Ratios (for example Ø0.156" x 80" Deep) (Ø3.9 mm x 2032 mm Deep)
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Off-center & Angled Holes
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Complex Internal Features even at Extreme Depths
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Non-Cylindrical Internal Features (Bottle Boring), Reliefs, Under-Cuts, Grooves at Extreme Hole Depth
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High Strength Thin Wall Tubing from Bar
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Cold Working Bore surfaces to Improve Corrosion Resistance, Durability and Surface Finish
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Straightening
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Sawing
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Outer diameter machining
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Inventory Management of customer material

Contact Cobore for a Quote