High strength 8.8 grade 10.9 grade hot forged large internal hexagonal customized national standard non-standard screws
1000 - 1300 /Ton
Min.Order:1 Ton
Hebei Changkuan Metal Products Co., Ltd
High strength hexagonal bolt extension bolt M30-M120, customized hot-dip galvanized bolt with a diameter of 200mm-500'mmm