The Gage Store
Thread Ring Gages UN Right Hand Go NoGo 2A & 3A
UN Left Hand Thread Rings Go/NoGo 2A &
UNJ Right Hand Thread Rings (Aero/Mil/Govt-SAE AS8879)
UNJ Left Hand Thread Ring Go/NoGo (Mil/ Govt/Aero-SAE AS88
Thread Ring Setting Plugs UN &UNJ Right & Left Hand
UN Thread Plugs Right Hand Go/NoGo
UN Left Hand Thread Plugs Go/NoGo
UNJ Right Hand Thread Plugs Aero/Mil/Govt-SAE AS8879
UNJ Left Hand Thread Plugs Aerospace/Mil/Govt.-SAE AS8879
Metric Thread Plugs & Rings / RH& LH
Thread Pitch, Thread Wires, & True Position Gauges
Thread Gage Certifications Long Form
Helicoil & STI Style Thread Gages
Thread Wire Mic Stand & Micrometer Stands
Hex Gages, Master Plugs & Long Length
Plain Ring Gages & Masters Go & NoGo
Plain Plug Gauges Go/NoGo Assemblies
Pin Gages & Sets
Disc Style Master Gages
Surface Finish Testing Systems & Styli
Mitutoyo Masters & Optical flats & Parallels
Mics mechanical Standard 1-12" & 25-600mm
Microscopes Pocket type
Micrometers Special Purpose
Micrometers Digimatic (digital)
Micrometer Sets
Micrometer Heads Standard
Magnetic Stands
Laser Scanning Mics
Indicators Digimatic (Digital)
Indicators Dial Type
Holetest, Borematic Internal Mics & Bore Gages
Height Stands, Dial, Granite
Height Masters
Hardness Testing
Groove Snaps & Special Id / Od Gages
Drill & Reamer Blanks
Depth & Thickness Gages
Chamfer, Torque, Radius & Center Gauging
Calipers & Caliper Style Gages
Calibration Testers & Centers
Balancing & Vibration Tools
Air Gaging

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The Gage Store specializes in Thread Ring Gages, & Thread Plug Gages to meet requirements for UNC, UN, UNF, UNEF, UNS & UNJ Style as well as Mil Spec, SAE & Metric Thread Gages. We deliver the very highest quality gauges for both Left Hand & Right Hand Threads for external threads (Thread Rings), and internal threads (Thread Plugs). Gages are manufactured in the USA by Vermont Gage. Certified and accredited by ISO & 17025.

Also available are thread gauges for Aerospace, Military & Government requirements; UNJ style including Mil-S-8879 & SAE AS8879, standard as well as custom & larger sizes. Among our large selection of standard thread gages you will find NPT, NPTF, NPSF and NPSM gages and BSPP & BSPT System 21, Acme & Buttress thread gages: including Go/NoGo Plain Plug Gauges, and Go/NoGo Plain Rings & Masters. Standard short Form Certificate of Accuracy, confirming compliance to ASME & NIST are included on all Vermont Gages. Long form Certifications can be provided.

Other measurement tools include micrometers, calipers, surface finish instruments, toolmakers microscopes & dial & digital bore gages from Mitutoyo and air probes & Air Rings from Western Gage. We will be happy to review your drawings or requirements and help you with the correct selection.

UNJ Thread Ring Thread Ring Setting Plug How to Set
Thread Rings
NPT L1 NPTF L1 Thread Gage
Mitutoyo Catalog
Mitutoyo Catalogs
Thread Ring Gages_Thread Plug Gauges_How to Use Thread Gages & Measurement Tools
SJ-210 Standard / 4MN(INCH/MM)

Mfr: Mitutoyo
Code: 178-561-02A
MSRP: $2,370.00
Sale: $2,250.00
Stereo Traditional Binocular MSM-400

Mfr: Mitutoyo
Code: 377-972A
MSRP: $1,120.00
Sale: $990.00
Stereo / Trinocular MSM-400

Mfr: Mitutoyo
Code: 377-974A
MSRP: $1,350.00
Sale: $1,190.00
High Accuracy 4 Step Binocular Microscope

Mfr: Mitutoyo
Code: 377-990A
High Accuracy 5 Step Trinocular Microscope

Mfr: Mitutoyo
Code: 377-991A
NEW Metric & UN Left Handed Thread Gages

Mfr: Vermont Gage
Code: Left Hand Thread Gages
Metric Thread Plugs & Rings

Mfr: Vermont Gage
Code: Thread-XXX
NPT Pipe Thread Gages

Mfr: Vermont Gage

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