Street Address: Liang Shui He 2nd St. Yizhuang Development Zone
City: Beijing
Province: Beijing
Country/Region: China
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Thread Plug Gauge Used to measure the validity of external thread size, includes a Go gauge and No-Go Gauge. Specifications: 1mm-500mm Hardend gauge steel; steel-chrome alloy Coarse thread; fine thread Thread standard: metric ISO/DIN/API Customizable