M20 (24mm) x 30mm, Socket Shoulder Screws, Self-Colour, Grade 12.9, ISO 7379 DeWalt Extreme Masonry Drill Bits The coarse thread allow for

The coarse thread allow for great grip

Diameter: 136mm

This makes it ideal for both internal and external applications

The unthreaded shank below the hex head adds overall strength making the hex bolt more resistant to vibration and shear forces when installed into the correctly drilled hole

M20 (24mm) x 30mm, Socket Shoulder Screws, Self-Colour, Grade 12.9, ISO 7379 DeWalt Extreme Masonry Drill Bits The coarse thread allow forHigh Strength. Engineered Performance. The M20 x 30mm socket shoulder screw is a precision fastener designed for accurate positioning, smooth rotation, and high load applications. Consisting of a socket cap head, an enlarged unthreaded shoulder section, and a threaded lower section. The shoulder on this shoulder bolt can function as a dowel, pivot, or axle, allowing movement to occur around it. A machine screw manufactured from grade 12. 9 high