TBT Tiefbohrtechnik GmbH + Co is a German deep hole drilling machine manufacturer. Its horizontal ML, B and BW series machines cover drilling diameters from 0.8 to 400 mm and drilling depths up to 15,000 mm.
Founded in 1966 in Dettingen an der Erms, TBT Tiefbohrtechnik GmbH + Co is a German manufacturer of deep hole drilling machines, deep hole drilling tools and contract drilling services. A family business within the internationally operating Nagel Group, it describes itself as the market leader in the deep hole drilling sector, supplying machines, tools and services from its own production and running contract drilling on more than 30 of its own machines.
The definition of precision
Company information is based on TBT Tiefbohrtechnik GmbH + Co's public website and was last reviewed on 2026-08-10. Verify specifications directly with the supplier before purchase.
| Attribute | Detail |
|---|---|
| Machine types | Horizontal deep hole drilling machines in the ML, B and BW series, plus die (pellet die) and special machines. The ML series are multi-spindle machines (1 to 6 spindles) for ELB (single-lip / gun drilling) and STS/BTA drilling; the B series are large horizontal machines for BTA solid drilling, boring, skiving and smooth rolling up to 15,000 mm depth; the BW series are milling and deep hole drilling centers for drilling, milling and tapping. Controls from Siemens, Heidenhain and Fanuc. |
| Brands | TBT |
| Bore range | 0.8–400 mm |
| Max drilling depth | 15,000 mm |
| Processes | gun-drilling, bta, sts, skiving |
| Workpiece materials | Stainless steels, High-alloy, temperature-resistant steel (rust- and temperature-resistant steel with a high proportion of chromium and nickel) |
| Applications | Common rail, Transmission shafts, Wheelset shafts, Connecting rods, Cylinder blocks/heads, Injectors and injection pump bodies, Valves, Piston rods, Camshafts, Aircraft landing legs, Bone nails & screws / medical instruments, Hydraulic cylinders, Heat exchanger bases, Centrifugal casting pipes (oil and gas), Large cylinders and pipeline components, Molds and die plates, Wood pellet / feed / flat dies |
| Certifications | ISO 9001:2015 · ISO 14001 · VDA 6.4 (Production equipment, with product design) |
| Certification | Certificate no. | Issuer | Verify |
|---|---|---|---|
| ISO 9001:2015 | QM 27 0931 GB | EQ ZERT (European Institute for the Certification of Management Systems and Personnel, an Institute of the Steinbeis Foundation for Economic Promotion) | View certificate |
| ISO 14001 | — | — | View certificate |
| VDA 6.4 (Production equipment, with product design) | VDA 27 0931 | EQ ZERT (registered with VDA, Cert. No. 34/99) | View certificate |
Quality evidence
Compliance
Automotive · Aviation · Medical technology · Toolmaking · Oil and gas industry
Trade shows
Contact TBT directly for pricing, specifications and delivery.
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