This M4 x 50mm Sirius A2 304 Stainless Steel Set Screw is a long, slender fastener ideal for lightweight assemblies where extended reach is needed. The 50mm length provides deep engagement in tapped holes and suits precision engineering and instrumentation applications. Features and Benefits: • Fully threaded A2 304 stainless steel construction • Hexagon head for spanner or socket installation • Excellent rust and corrosion resistance • Precision metric thread for secure fitment • Maintenance-free finish Specifications: Size: M4 Length: 50mm Qty: Pack of 1 Contents: Pack of 1