This M20 x 45mm Sirius A2 304 Stainless Steel Set Screw is a large-diameter heavy-duty fastener for structural and industrial applications. The M20 thread and 45mm length combine to provide excellent clamping performance in thick materials in construction and marine environments. 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: M20 Length: 45mm Qty: Pack of 1 Contents: Pack of 1