Carriage bolts are also known as step bolts, which are easily distinguished from ordinary screws by their appearance. The head of a common screw is attached to the screw, while a square neck bolt has an additional square connection between the head and the screw. Today, we will talk about why they a
The drywall screw is a fastener that is widely used to secure building materials. They are generally used for building materials such as gypsum boards. Gypsum board is a building material consisting of gypsum and other minerals pressed between thick paper. Drywall screws can be used to fasten drywal
Eye bolts are standard fasteners and are manufactured from 20 or 25 steel. Widely used in electromechanical products, its main function is to lift the load. Eye bolts must be forged in one piece. Forgings should be normalized and scale removed. The grain size of the finished product should not be le
When choosing a screw, it is important to clearly consider your needs before choosing a hexagonal bolt that is suitable for your product, the teeth of the screw, the thickness of the rod, including the material of the hexagonal head bolt.Now let's take a look at several common boltsGerman standard h