Frequently asked questions about this product
1. What are the differences between fixed type and range type?
Fixed type is in stock in batches, with favorable prices and fast delivery. Range type is produced according to order quantity and has strong size specification.
2. How to choose the anti-rust ability of bolt surface treatment?
Iron parts < blackening < nickel plating < stainless steel, blackening and iron parts need to be sprayed with anti-rust oil regularly to slow down the rust of products.
3. Can bolts/stop pins be customized?
Bolts/stop pins can be customized according to customer usage scenarios.
