Gundrill
Manufacturers



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Botek USA, Inc.– Application-specific and standard deep hole drilling tools including solid carbide, carbide tipped, indexable Gundrills and indexable BTA, Ejector tooling and accessories; additional accessories for gundrills and resharpening equipment.

Sterling Gun Drills– 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.

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.


DrillMasters-Eldorado Tool Inc. Manufacturer of precision gundrill tools (single flute, two-flute, detachable head, & solid carbide). Additionally, accessory tooling including drill sharpening fixtures, diamond wheels, drill guides and bushings, coolant filters, and rifling buttons.



Gundrill Grinding Solutions LLC.– Your one-stop source for precision regrinding of single flute (facet or sweep) or two-flute drills, point geometry optimization, and tech support for conventional or CNC applications. Same day emergency service available. (847) 347-0208; E-mail– gundrillsolution@aol.com; 40W759 Grand Monde Drive, Elburn, IL. 60119

TBT Division– TBT manufactures gundrills from 0.032” to over 2” dia. Depending on material being drilled, machine type and the specific drill task, TBT develops the optimal tool for each client.

United Carbide Engineering– Manufacturing a full line of stock and custom precision gundrills for over 35 years. Add to this re-tipping and regrinding services, a full range of accessories, and a full-service contract gundrilling facility.



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