Hexagon socket head cap screws/hex socket cap screws with hexagonal grooves, driven by an hexagonal wrench, suitable for small spaces, used in many fields, and available in a variety of materials.
Hexagonal sleeve bolt classification: According to the head shape, it is divided into two categories: cylindrical head and countersunk head. The former has a cylindrical head and the latter is a countersunk head; according to the material, it is divided into two categories: iron (mostly carbon steel or special alloy steel) and stainless steel.
In use, the cylindrical head hexagonal sleeve bolt has a small head and does not protrude from the connecting parts, which can reduce the volume of the connecting part and make the structure more compact. It is often used in electronics, electrical appliances and other fields; the countersunk head hexagonal sleeve bolt can prevent the head from protruding, making the connection more beautiful, and is suitable for fixing scenes where one component is embedded in another component.
Executive standards: DIN912 DIN7991 DIN7985
Intensity level: 4.8 8.8 10.9 12.9 A2 A4





















勾头螺丝
全螺纹螺柱
地脚螺栓
开槽圆螺母
活节螺栓/鱼眼螺栓
法兰螺母
U型螺栓








