机螺钉 MACHINE SCREWS
材质GRADE:304、316
标准STANDARD:GB818、GB819、大扁头机螺钉、ANSIB18.6.3F、 ANSIB18.6.3P、GB65、GB67、GB68、GB820、GB823、GB2672、GB2673、GB29.2、DIN7984、YB818、YB819、TM大扁头机螺钉
规格DIAMETER:M1.0-M12
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