China Allen head cap screws Manufacturers, Suppliers, Factory

A hex bolt and an Allen bolt are similar in function but differ in their design and the tools used to tighten or loosen them. So, while both bolts have a hexagonal shape, the main difference lies in the method of tightening or loosening them and their respective head designs.

With the continuous recovery of global manufacturing and infrastructure construction, the demand for high-standard, high-stability industrial fasteners is growing steadily. To better support mechanical assembly, steel structure, pipeline connection and engineering construction projects, our factory officially launched a new series of DIN934 Hexagon Nuts after sufficient preparation in process optimization, quality verification and batch testing. The new product covers complete specifications, multiple materials and strength grades, providing global buyers with safer, more reliable and more adaptable fastening solutions.

Stainless steel screws refer to the shape of screws made by beating stainless steel screw wire, and then the thread is rubbed. The material is stainless steel. Stainless steel screws are divided into stainless steel SUS201 screws, stainless steel SUS304 screws, stainless steel SUS316 screws, etc. according to the material.

The outstanding performance of Galvanized Steel Nylon Insert Lock Nuts comes from its dual protective design. The hot-dip galvanized layer complies with ISO 10684 standards.

Spring washers play an important role in mechanical structures, and the correct use of spring washers is essential for mechanical design and production.

DIN 975 Threaded Rod Grade 4.8 Zinc Plated Full Thread Stud is manufactured in accordance with DIN 975 standard, and can be supplied with multiple surface treatments including hot dipped galvanizing,