Material
Steel&Iron/Steel&Copper/Steel&Bronze
thread
various of patterns for male and female thread
Packing
360*240*160 mm Paper Carton
Surface
Silver plating,chromeplate,electrophoresis,baking finish etc.
product test:
Saline test, hoists test, one minute bending test,ext
Delivery date
10-15 days after receipt of down payment
