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Home>Nut and Bolt Gauges>Thread Checker
Lug Nut Thread Checker
Part Number SWTC-LN8
Lug Nut Thread Checker
Lug Nut Thread Checker
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Lug Nut Thread Checker

The Lug Nut Thread Checker is an accurate and easy-to-use thread identifier for both lug nuts and wheel studs. 
Each individual gauge features a male threaded stud on one end to measure lug nut threads and a female threaded hole on the other to measure wheel stud threads.  Conveniently assembled onto a wire loop, it's the perfect portable solution!  Hang it on your shop wall or store it in your tool box for safe keeping.

You asked for it, we listened!  After countless requests from automotive professionals and hobbyists alike, we now have a Thread Checker designed specifically for Lug Nuts and Wheel Studs.  No longer is the process of identifying these threads a chore, just grab your Lug Nut Thread Checker and quickly cycle through the eight most common thread sizes until you find yours - task complete!

  • Each size has a lug nut and wheel stud checker on the same gauge
  • Thread sizes are permanently stamped onto each gauge
  • Built to last - manufactured from high grade aluminum
  • Each gauge is color coded for quick identification
  • Wire cable with loop for convenient hanging, yet small enough to stash in your tool box
  • The individual gauges rotate freely on the wire cable for fast thread verification 

SWTC-LN8 Size Specifications:

M14 x 2.00 - Gold Thread Gauge
M12 x 1.75 - Red Thread Gauge
M12 x 1.25 - Yellow Thread Gauge
7/16-20 - Purple Thread Gauge
M14 x 1.50 - Silver Thread Gauge
M12 x 1.5 - Blue Thread Gauge
9/16-18 - Green Thread Gauge
1/2-20 - Black Thread Gauge

The Lug Nut Thread Checker is a MUST HAVE in any automotive repair shop, tire shop, automotive enthusiast's garage, and mechanic's tool box!  Start saving yourself time, money, and frustration, pick yours up today!

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  • Customer Reviews Average Rating review
    Another handy garage/shop tool
    Just a handy tool to have around to verify various lug nut threads. A nice quality piece too.
    Reviewed by: HVClassics from Pine Bush, NY. on 3/30/2017
    Retired Technician
    I have all of the other Thread Checker tools. This set is perfectly made and saves me so much time. The website made ordering easy and delivery was super fast.
    Reviewed by: EricG from New York. on 7/13/2015
    Lug nut therad checker & bolt pattern
    bought lug nut thread checker and bolt pattern pro; Easy web site, fast order and fast delivery. Upon receipt, great products & very usable.
    Reviewed by: Normand Bedard from Montreal. on 9/24/2014
    Quick and easy
    Purchased for Dutch Country Tire and Exhaust. It is high quality tool easily used to identify broken wheel studs or missing lug nuts. A real time and money saver for the shop.
    Reviewed by: Robert Vance from Leola, Pa. on 2/25/2012
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