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Precision JO-PLUG® Tapped Hole Location Gages — Spence Industries, Inc.
Made in the USA

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M76 x 1.5-LH 4H Precision JO-PLUG
7 ¾-12 UN-3B JO-PLUG
Black JO-PLUG with left-hand thread.
A coin and a precision JO-PLUG
A black metal expanding plug with a quarter for scale.
Two Jo-Plug brand 1/2"-12 UNF-2B thread plug gages.
Custom # 1-64 UNC 2B Precision JO-PLUGS  with .32 thread lengths
Custom M20 x 2.5 6H Precision JO-PLUGS with Tapered P.D.
Custom Projection Style of Precision JO-PLUGS
# 5-44 UNF 2B Custom Precision JO-PLUGS
Two black JO-PLUG gages on a white background.
A variety of Jo-Plug brand thread plug gages.
Four gold-colored metal objects with black caps.
Two metal nozzle parts with threads.
A variety of metal Jo-Plug gages.
Four JO-PLUG brand threaded plugs.
Four black metal rods with knurled ends.
Custom Precision JO-PLUGS
Custom # 6-48 UNS 3B Precision JO-PLUGS
Customer Designed Set
Unified Series of Customer Designed Set Precision JO-PLUGS
Custom Precision JO-PLUG
Customer-designed Precision JO-PLUG set
Metric Precision JO-PLUG
A set of small metal screws in a wooden box.
A wooden box containing precision measuring tools.
A wooden box containing 14 drill bits.
A wooden case containing precision Jo-Plug set.
A wooden case filled with metal objects.
A wooden case containing a set of metric tap and dies.
A wooden case containing a set of metal ring gauges.
Wooden case containing various sized taps.
Wooden case containing metal inserts.
Wooden box with precision jo-plug gages.
A wooden box containing a set of metal gauges.
# 6-32 UNF 2B Precision JO-PLUGS 
# 8-32 UNC 2B Precision JO-PLUGS
# 10-32 UNF 2B Precision JO-PLUGS
¼-20 UNC 2b Precision JO-PLUG
¼-28 UNF 2B Precision JO-PLUG
M4 x .7 6H Precision JO-PLUG
M6 x 1 6H Precision JO-PLUG
M5 x .8 6H Precision JO-PLUGS
M8 x 1.25 6H Precision JO-PLUGS
Trusted Manf2

  • Office: (586) 758-3800

  • Fax: (586) 758-3802

  • sales@spenceindustries.com

  • 23888 Dequindre - Warren, MI 48091-1823 USA

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  • Home
  • Price List
  • JO-PLUG® PHOTOS
  • ISO 17025:2017
  • Tolerances & Pitch Diameters
  • FAQ
  • Application
  • Contact Us

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