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North American Tap Die Gage
Special Taps, Dies & Gages
North American Tool is a tap designer and worldwide industry leader in special taps and with a broad spectrum of premium quality threading tool products, including special taps, carbide thread mills, threading dies and thread gages. North American Tool Corporation (NATC) was acquired by GWS Tool Group in 2020. NATC is a world-class supplier of special taps, dies, and gages. From solid carbide thread mills to high-speed steel taps and thread gages, North American Tool delivers high-quality specialized threading tools.

As a world class supplier of special taps, dies, and gages, North American Tool invests in the people, technology and processes to deliver high-quality specialized tools for all your needs. You can count on us for personalized service, quick response, and honest advice to help you find the right solution.

North American Tool is an ISO 9001:2015 registered manufacturer committed to creating top-quality cutting tools including special taps made of high speed steel (HSS), carbide, particle metal steel (PM) or high-speed steel ‘exotic’ (HSSE) to create the most durable cutting tool available so it can stand up to our customer’s demanding requirements.

North American Tool Corporation

215 Elmwood Avenue
PO Box 116
South Beloit, Illinois 61080-0116
TF:  800.872.8277
Tel: 815.389.2300
Fax:  800.872.3299
Fax: 815.389.2952
North American Tap Die Gage GWS Tool Group
Special Taps, Dies & Gages

Application-Specific Blueprint Special Taps

North American Tool Blueprint specials taps reamer drill point
North American Tool Corporation continues a commitment to quality and service by offering you a complete line of blueprint special taps - shipped fast!

Our experienced team of cutting tool specialists will provide design expertise or work from your blueprint specifications to manufacture reliable special taps that meet your exact specifications. We can do this in as few as seven days, depending on the specialty of design and quantity ordered.

Our bar steel is available in a broad range of grades and diameters, and is made of top quality High Speed Steel, or material specified to best fit the threading application at hand. Our dedication to quality, rapid shipments and customer service has made North American Tool Corporation the fastest growing producer of special taps, dies and gages.

Our experienced tool designers will provide any design assistance you may require, or can work directly from your blueprint specifications to manufacture special taps that precisely meet your requirements.

The majority of Blueprint Special Taps can be produced from a standard design hardened blank.


There are, however, many tools which have special features requiring they be custom manufactured from bar steel, such as:

  • Special Overall Lengths either in shank, thread length, or piloted
  • Special Shank and Drive dimensions: Morse taper shanks, threaded, whistle-notch
  • Special Flute Design - straight or spiral
  • Holes - drilled, reamed, ground, cross, coolant-hole, through-hole
  • Flats - notches, keyways, necks
  • Tapered thread, including pipe taps;
  • Tandem style
  • Combination tools, to eliminate secondary or finish operations
  • Reamer point / Drill point / Core Drill
  • Special Forms & Angles - Acme, buttress, square thread, full form, modified Whitworth form, custom thread form
  • Special steels available, in combination with numerous surface treatment possibilities, depending on application at hand

Click the image below to download the threading app for your mobile device or desktop.
North American Tool Threading app

Carbide Thread Mills


Browne & Co., Inc.
9605 Tanager Drive
Chardon, Ohio 44024
Phone 440.285.8655
Fax 440.285.8653
dmb@brownesales.com
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