
Plain Go/No-Go Plug Gauge and Ring Gauge
40-xxxx Series, 45-xxxx Series
Experience unparalleled accuracy in quality control with our premium plug gauges and ring gauges. Expertly crafted from high-durability materials, these high-precision instruments are engineered to meticulously verify the internal and external diameters—along with corresponding tolerances—of mechanical components. Ideal for workshops, manufacturing facilities, and engineering laboratories, each gauge delivers consistent, reliable measurements and optimal long-term performance. Available in a comprehensive range of sizes to accommodate diverse application requirements, these essential tools empower you to invest in precision and elevate your production standards.


Individual serial number on each gauge
Hardness HRC 60±2
Plug gauges compliance with standard DIN 7162/7164
Ring gauges compliance with standard DIN 2250
Customized dimension and tolerance are available
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