🔍 点击放大‹›U- BoltU- Bolt规格参数sizeMetric/ Imperial Sizehardness4.8、8.8、10.9、12.9, A2-70, A4-80 (304/316)materialCarbon Steel, Stainless Steel, Brass, CooperstandardDIN 3570, ISO 10696, ASME B18.31.2surfaceTreatmentNatural, Plain, Oxide Black, Zinc Plated, HDG, Dacromet立即询价联系我们加入对比