M16 (20mm) x 50mm, Socket Shoulder Screws, Self-Colour, Grade 12.9, ISO 7379 RCW14 making them not suitable for

making them not suitable for external conditions

Designed for maximum performance in demanding environments with a unified national fine thread (UNF) and installed with an Allen wrench or hex key (Allen key) which sees them widely used across many industries

ensuring nuts and fixings grip firmly anywhere along the bar

Can threaded bar be used instead of bolts

M16 (20mm) x 50mm, Socket Shoulder Screws, Self-Colour, Grade 12.9, ISO 7379 RCW14 making them not suitable forPrecision Alignment, Engineered Performance The M16 x 50mm 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