supply of supply of various sizes of di- electrical safety shoes, electric shock resistant up to 30 kv as per specification attached.supply of various sizes of di- electrical safety shoes, electric shock resistant up to 30 kv as per specification attached.,supply of various sizes of di- electrical safety shoes, electric shock resistant up to 30 kv as per specification attached. (sizes (uk) - (1) size n o.7=02 pairs (2) size no.8 =04 pairs (3) size no.9 =04 pairs (4) size no.10 =02 pair. ) test certificate must be submitted by the firm. (specification complian ce should be submitted by the firm during online tender) [ warranty period: 30 months after the date of delivery ] ]