Yang xunqiao warp knitting industrial park Shaoxing, Zhejiang
BoltHigh strength bolts six hexagon boltHigh strength bolt torsion shear boltSpecial bolt steel structure ASTM A490/A325, ASTM F 1852, ASTM F 2280, DIN 6914-6916, JIS B 1186, JSS II 09, DIN931/933
Bolt, real estate, railways, factories, trade, China, iron steel, tool
