Function: to prevent rotation of the structure design, when using the screw does not rotate in the air to follow.
Application: applied in housing decoration and construction industry
Payment terms: T/T, Western Union, L/C, Trade Assurance
Q: Are you trading company or manufacturer ?
A: We are factory.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.