and fasteners

Machine Screw

Zinc plated carbon steel hex screw is the most used in industrial machinery and equipment, steel furniture and other diverse applications. Widely used in the metalworking industry and industrial assemblies. The most common variations on the market are the Pan, Flat (counter-reamed) head models.

Technical Information

Metric standards: DIN 933/ISO 4017, DIN 931/ISO 4014, DIN 960 , DIN 961, DIN 6921, DIN 912/ISO 4762, DIN 913/ISO 4026. Imperial standards: ASME B18.2.1, ASME B18.3. Natural finish, white zinc plated, bichromated, black zinc plated, hot dip galvanized, DRACOMET. Resistance classes 5.6, 8.8, 9.8, 10.9 and 12.9 according to ISO 898-1. Grades 2, 5, 5.2, 7, 8 and 8.2 as per SAE. Also in ASTM A307, A325 Type 1 and 2, ASTM A354 BC and BD, ASTM A449, A490 Type 1 and 3 specification materials.