A steel wire dry-drawing powder comprises 20% of stearic acid, 5% of organic zinc phosphide, 2% of other composite anti-extreme pressure agent, and the balance of lime powder. The components of the dry-drawing powder are mixed according to a prescribed composition, the obtained mixture is uniformly reacted under a certain pressure at a certain temperature, the obtained reaction product is dried tomake the moisture content be less than 1.5%, and the dried reaction product is powdered and finally ground to form the fine powder. The fat content of the drawing powder is low, and is less than 30%,and a steel wire drawn by using the drying powder has the advantages of no oil stains, clean surface and good antirust performance.