CHARACTERISTICS:
1.EASY TO INSTALLED.
2.DESIGNED TO REPLACE SPRING COIL.
3.PROVIDE STRONG THREADS FOR WEAK MATERIAL LIKE ALUMINUM OR PLASTIC.
4.ABLE TO INSTALL FOR VIBRATING ENVIRONMENT.
APPICATIONS:
1.CAN BE APPLIED TO DIFFERENT MATERIAL SUCH AS PLASTIC, ALUMINUM, CAST IRON.
2.DESIGNED TO APPLY IN WEAK MATERIAL WHERE THREADS ARE FRENQUENTLY USED.