Package Contents: This set includes 15 PCS M6×20 mm silver stainless steel shoulder bolts, and comes with one hex wrench. Packaged in a transparent storage box, it is convenient for organization, transport, and storage. Please carefully check the dimensions before purchase to ensure compatibility with your equipment or assembly.
Premium Material & Performance: The shoulder bolts are made of 304 stainless steel (18-8), offering excellent corrosion resistance, chemical resistance, wear resistance and durability. The outstanding tensile strength ensures stable and reliable performance under high stress, minimizing risk of deformation or failure. Choosing 304 stainless steel helps reduce degradation caused by rust, oxidation, chemical exposure or moisture — extending service life significantly.
Dimensions & Specifications: Thread diameter: M6, thread pitch: 1 mm; Thread length: 11 mm (≈ 0.43 inch); Smooth shoulder (unthreaded shank) diameter: 8 mm (≈ 0.31 inch), length: 20 mm (≈ 0.79 inch); Bolt head: thickness 5.5 mm (≈ 0.22 inch), head outer diameter 13 mm (≈ 0.51 inch); Hex socket across-flats: 4 mm (≈ 0.16 inch); Overall length (total height): 36.5 mm (≈ 1.44 inch)
Wide Range of Applications: This shoulder bolt is suitable for a variety of industries and applications, such as mechanical manufacturing, automation equipment, precision instruments, vehicle assembly, furniture mechanisms, structural framing, electronics assembly, industrial machinery, marine & shipbuilding, construction equipment, etc. Whether used as a pivot/pivot-pin, shaft/axle, mounting support, structural fastener, or for other mechanical or structural fastening needs — it delivers stable performance.
Easy Installation & Versatile Use: Designed with an internal hex socket, installable with a standard hex wrench — installation is quick, secure, and suitable for bulk assembly or maintenance. Since a hex wrench is included and the bolts are supplied in a storage box, they are user-friendly for DIY users, repair work, manufacturing, or assembly. Ideal for both professional industrial use and home / small-scale DIY projects.