.Made of 304 stainless steel, corrosion and rust resistant. High hardness, wear resistant,
strong when frequent disassembly. 

.The wire screw sleeve will improve the connection condition and greatly raise
the reliability of screw connection. 

.With a certain of elastic can make the load on the thread is more even. 

.Locking type wire screw can anti-loose when shocked. 

.Widely used in automotive, mechanized fasteners.