tender for 1/2 inch square drive socket set (box spanner set) consisting of 20 socket of 08 to 32 mm with 6accessories as follows:- (1) extension bar 125 mm & 250 mm (2) sliding t-handle 300 mm (3) spark plug-21mm (4) reversible ratchet handle with quick release (5) universal joint (6) all in one metal box, model dn-27 splor similar, make:de neers /jhalani / venus. (one sample to be approved before supply. thebrand/make must be mention properly on the supplied material).