Grade5 square flat head bolt

Product Description：Product Name: Square Head Bolts  Size standard: All Bolts meet ANSI/ASME B18.2.1 (Table 1)  A square head bolt is a type of bolt with a square head and threaded screw that needs to be used in conjunction with a nut. It is mainly used for mechanical adjustment, positioning, or situations where rotation prevention is required. Its characteristics are that the head size is large, the force area is wide, and it is not easy to slip when operated with a wrench. It can also achieve the function of anti rotation and adjusting the distance up, down, left, and right by clamping the square head in the groove.  Applications：  Square head bolts can be used in mechanical machine adjustment square head design for easy wrench clamping, preventing slipping, T-shaped groove positioning and anti rotation, and used in steel structures and rail transit equipment in construction and industry.  Performance and material standards:  Material and performance reference SAE J429, Grade 5 mai…