4.6 Zn Plated Set Screw – M16 x 40mm

The 4.6 Zn Plated Set Screw – M16 x 40mm is a metric hex head set screw (bolt) in grade 4.6, used with a matching nut for general engineering, fabrication and structural assembly. It’s manufactured from zinc-plated steel, giving it a durable protective coating suited to general indoor and light outdoor use. A versatile, everyday fastener for trade and workshop use where a strong, removable bolted connection is needed.