Insize Thread Plug Gage 1/4-28 UNF Class 2B Series 4643-1B2 The Insize 4643-1B2 Thread Plug Gage is designed for inspection of 1/4-28 UNF internal threads, Class 2B. Built to ANSI B1.2 standards, it includes both GO and NOGO ends. Constructed from OHNS steel with...

Insize Thread Plug Gage 3/4-10 UNC Class 2B Series 4643-3B1 The Insize 4643-3B1 Thread Plug Gage is designed for accurate inspection of 3/4-10 UNC internal threads, Class 2B. Built to ANSI B1.2 standards, it includes GO and NOGO ends for reliable gauging. Manufactured from OHNS...

Insize Thread Plug Gage 3/4-16 UNF Class 2B Series 4643-3B2 The Insize 4643-3B2 Thread Plug Gage is built for checking 3/4-16 UNF internal threads, Class 2B. Conforming to ANSI B1.2, it features GO and NOGO members for precise gauging. Made of OHNS steel with...

Insize Thread Plug Gage 3/8-16 UNC Class 2B Series 4643-3C1 The Insize 4643-3C1 Thread Plug Gage is made for  3/8-16 UNC internal threads, Class 2B. Built to ANSI B1.2 standards, it includes GO and NOGO ends for precise inspection. Constructed from OHNS steel and...

Insize Thread Plug Gage 3/8-24 UNF Class 2B Series 4643-3C2 The Insize 4643-3C2 Thread Plug Gage is designed for measuring 3/8-24 UNF internal threads, Class 2B. Conforming to ANSI B1.2, it comes with GO and NOGO ends for reliable gauging. Made from OHNS steel,...

The Insize 4643-5C1 American Thread Plug Gauge is a precision inspection tool designed for checking internal 5/8-11 UNC threads to Class 2B standards. Manufactured for accurate GO and NO GO thread verification, this gauge ensures threaded holes comply with dimensional tolerance requirements in machining,...

Insize Thread Plug Gage 5/8-18 UNF Class 2B Series 4643-5C2 The Insize 4643-5C2 Thread Plug Gage is engineered for precise inspection of 5/8-18 UNF internal threads, Class 2B. It conforms to ANSI B1.2 standards and comes with GO and NOGO members. Made of OHNS...

Insize Thread Plug Gage 5/16-18 UNC Class 2B Series 4643-5D1 The Insize 4643-5D1 Thread Plug Gage is engineered for precise inspection of 5/16-18 UNC internal threads, Class 2B. It complies with ANSI B1.2 standards and features both GO and NOGO members for accurate gauging....

Insize Thread Plug Gage 5/16-24 UNF Class 2B Series 4643-5D2 The Insize 4643-5D2 is a precision plug gage for inspecting 5/16-24 UNF internal threads, Class 2B. Designed to ANSI B1.2 standards, it includes both GO and NOGO members to ensure accurate and repeatable measurement....

Insize Thread Plug Gage 7/16-20 UNF Class 2B Series 4643-7D2 The Insize 4643-7D2 Thread Plug Gage is designed for checking 7/16-20 UNF internal threads, Class 2B. Conforming to ANSI B1.2 standards, it comes with GO and NOGO members for accurate thread gauging. Built from...

Insize Thread Plug Gage 9/16-18 UNF Class 2B Series 4643-9D2 The Insize 4643-9D2 is a high-accuracy thread plug gage for 9/16-18 UNF internal threads, Class 2B. It meets ANSI B1.2 standards and is supplied with both GO and NOGO members for reliable gauging. Made...

Insize Metric Thread Ring Gauge The Insize 4631-30 Metric Thread Ring Gauge is a precision inspection tool designed for accurate verification of external metric threads. Manufactured to ISO 1502 standards, this gauge ensures reliable GO thread checking for quality control in machining, production, and...

The Insize 4129-30R Metric Fine Thread Ring Gauge (GO) is designed for precise inspection of external metric threads, ensuring compliance with ISO 1502 standards. This GO gauge verifies the maximum material condition of the thread, confirming that the component will assemble correctly within specified...

The Insize 4121-1G58 American Standard Thread Ring Gauge is a precision GO thread gauge designed for accurate inspection and verification of external Unified threads. Manufactured to ANSI/ASME B1.2 standards, this high-precision ring gauge is ideal for machining, production inspection, and quality control applications requiring...

Insize 4131-101 GO / NO-GO Thread Plug Gauge – No. 10-24 UNC, Class 2B The Insize 4131-101 GO / NO-GO thread plug gauge is a precision inspection tool designed for checking internal No. 10-24 UNC threads in accordance with ANSI/ASME B1.2 standards. It provides...

Insize 4131-121 GO / NO-GO Thread Plug Gauge – No. 12-24 UNC, Class 2B The Insize 4131-121 GO / NO-GO thread plug gauge is a precision inspection tool used to verify internal No. 12-24 UNC threads in accordance with ANSI/ASME B1.2 standards. It provides...

Insize 4131-81 GO / NO-GO Thread Plug Gauge – No. 8-32 UNC, Class 2B The Insize 4131-81 GO / NO-GO thread plug gauge is a precision inspection tool designed for checking internal No. 8-32 UNC threads in accordance with ANSI/ASME B1.2 standards. It provides...

HEPYC 29021 Series - 1/2"-14 BSPF Thread Plug Gauge You are purchasing a genuine HEPYC product supplied through an authorised Australian distributor. This ensures full warranty support within Australia and guaranteed product authenticity. All gauges are manufactured to strict quality standards and supplied with...

HEPYC 29021 Series - 3/8"-19 BSPF Thread Plug Gauge You are purchasing a genuine HEPYC product supplied through an authorised Australian distributor. This ensures full warranty support within Australia and guaranteed product authenticity. All gauges are manufactured to strict quality standards and supplied with...

HEPYC 29021 Series - 1/8"-28 BSPF Thread Plug Gauge You are purchasing a genuine HEPYC product supplied through an authorised Australian distributor. This ensures full warranty support within Australia and guaranteed product authenticity. All gauges are manufactured to strict quality standards and supplied with...

Insize 4139-15P Fine Thread Plug Gage – M15 × 1 (Go / No-Go, Class 6H) The Insize 4139-15P Fine Thread Plug Gage is a precision inspection tool engineered for accurate verification of internal thread dimensions. Conforming to ISO 1502 standards, this plug gauge is...

High-precision GO / NO GO thread plug gauge manufactured to ISO228-2 standards for inspecting and verifying G 3/4-14 parallel pipe threads. Designed for professional quality control, machining, and inspection applications, this gauge ensures accurate thread validation and reliable fitment in industrial environments. Manufactured from...

High-precision GO / NO GO thread plug gauge manufactured to ISO228-2 standards for inspecting and verifying G 1/4-19 parallel pipe threads. Designed for professional quality control, machining, and inspection applications, this gauge ensures accurate thread validation and reliable fitment in industrial environments. Manufactured from...

The Insize 4139-22P Metric Fine Thread Plug Gauge is a high-precision Go/No-Go gauge designed for the accurate inspection of M22 × 1.0 internal metric fine threads. Manufactured in accordance with ISO 1502 standards, this gauge enables quick and reliable verification of thread size and...