Hexagon Socket Head Bolts

Bolts with a hexagonal hole on a cylindrical head that's fastened with a hex wrench. Although they are also called cap screws or socket screws, the most common names are "hexagon socket head cap screw" and "cap bolt". It has the characteristics of compact structure, beautiful appearance, easy installation and so on. The cylindrical head hex socket screws are generally used on various machine tools and their accessories, and can replace the hex head bolts.

We support customized and can also manufacture non-standard fasteners according to your drawings.


 Half Thread (Partial Thread) , Full Thread.


 DIN, ASTM/ANSI, JIS, ISO, GB and so on.


 Dia M5 - M16 & Lengths 10mm - 140mm


 Metric Coarse & Fine


 Property Class 4.8, 8.8, 10.9, 12.9


 Q195, 35K, 10B21,40Cr, 35CrMo

Surface Treatment

 Plain, Zinc Plated & Zinc Yellow, Blackening, Ni Plated


 They are used for critical vehicle applications, machine tools, tools and dies, earth moving and mining machinery, and a wide range of engineering applications. The most important reasons for the increasing use of socket head cap screws in industry are safety, reliability and economy.

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