Auto parts constitute the whole of the car each unit is also a service for the car product. There are various kinds of auto parts. With the improvement of people's living standard, people's consumption of cars is increasing, and the market of auto parts is becoming bigger and bigger. In recent years, auto parts manufacturers are also developing rapidly.
A square nut is a square nut. It is also less likely to become round after repeated loosening and tightening. Square nuts are usually used in conjunction with square head bolts. And it increases the strength of the fastener and can be used with flat washers to avoid damage to its sharp edges. Square nuts may have standard, fine or coarse threads. Also, square nuts may have chromate conversion coating on the surface. Most of them can meet ASTM A194, ASTM A563 or ASTM F594 standards.
The nut position can be quickly measured by holding both sides of the nut and using pliers or wrenches in a tight space
It is commonly used in furniture, rails and auto parts to prevent rotation when applied under pressure.