The utility model discloses a waistcoat special for transformer substation operation and maintenance personnel to carry operation tools. The waistcoat comprises a waistcoat body, a computer key-recording pen special pocket and an electroscope special narrow and deep pocket which are sewn on the front face of the waistcoat body, and an insulating glove special waist pocket sewn on the back face ofthe waistcoat body. wherein the special pocket for the computer key and the recording pen is used for placing the computer key and the recording pen, the special narrow and deep pocket for the electroscope is used for placing the electroscope, and the electroscope retaining ring is arranged above a pocket opening of the special narrow and deep pocket for the electroscope and is used for reinforcing and fixing the electroscope in the special narrow and deep pocket for the electroscope. The waistcoat can carry a plurality of operation tools required by operation and maintenance work, is beneficial to reducing the energy consumption of operators, helps the operators to better concentrate on specific operation tasks, improves the placement conditions of safety tools and instruments in outdoorplaces, reduces the hidden danger of switching operation, and guarantees the safe and orderly operation of switching operation on site.