Set of Loco Keys consisting. Each set consits of 3 items ( i ) Panto selector key as per Drg. No. Loco/ Ky/ 001- 01 no. per set, ( ii ) Reverser Key as per Drg. no. Loco/ Ky/ 004- 01 no per Set, ( iii ) BL Key as per Drg. No. Loco/ Ky/ 005- 01 no. per set. ( One set of sample to be got approved by consignee before bulk supply ).