Manufactured to surpass the performance test BS2558: 1954. The sockets locate directly onto the handle relieving stress on the rivet. All sockets are plated, hardened and stress relieved to ensure they retain their shape. | | Double Ended Swing Over Spanner | Swingover handle spanner with a 7/16” Whitworth socket end and 1/2” socket end for use on fixings. Suitable for use with all popular scaffold fixings used in the UK. | Overall length: 320mm. | Bar diameter: 15mm. | Socket size: 7/16”W x 1/2”W.