Sidchrome socket sets have been designed with flexibility, quality and portability in mind. This 51 piece set includes a combination of 1/2" drive metric and AF sized standard and deep sockets and relevant socket accessories. These tools have been manufactured to meet and exceed international quality standards allowing them to withstand harsh working conditions on any worksite. The standard and deep sockets within this set feature Sidchrome's Torque Plus fastening system. This allows greater contact with the flats of fasteners, providing greater torque to enable easier fastening.