Происхождение товара
Guangdong, China
Screw fastener
Hexagon Socket Bolt
Finish
zinc,NI,chorme,brass,gold, dacromat...
Product size
Standard or Customized
Sample availablity
Supply free samples
Manufacture process
Heading,Threading,Heating,Plating...
Carton size
Standard or Customized
Surface treatment
Zinc Plated/ Black Oxide/ Passivation