Pin Gauge, Plug Gauge, Block Gauge manufacturer / supplier in China, offering Pin Gauge 0.380mm, 0.420mm 5PCS Each, Pin Gauge Set, 0.180-4.030mm (step: 0.05, 78PCS), Pin Gauge Set 1.000-1.990, Step 0.01, 100PCS, Plug Gauge Set and so on.
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