Bi-Hexagonal Nut with Self Locking Facility can resist oxidation up to 980 degree C and can be applied for a specific temperature of 700 degree C. The Bi-Hexagonal Nut provides self locking option and ideal for high torque transfer facility. The Bi-Hexagonal Nut is made of quality grade raw material which ensures optimum durability along with long lasting trouble free service. Bi-Hexagonal Nut with Self Locking Facility is strong and rigid in construction and requires minimal maintenance.