Purchase Qty. Reference FOB Price
1,000-4,999 Pieces US$0.06
5,000-9,999 Pieces US$0.04
10,000+ Pieces US$0.02
Product Description
Product description Sealing screws The sealing screw consists of a threaded screw and a sealing ring. The threaded screw has a standard threaded structure and is tightly connected with other parts. The seal is placed at the bottom of the threaded screw to fill the gap between the threads and ...