Speculation ITEM 21V Cordless Wrench with 1 Output and 4Ah Battery No DZA Rated torque for a 1/2-inch shaft is 330 N.M. 4–22 mm fitting diameter, 0–3000 rpm no-load speed Uses: Automotive, Industry, Household, and Repair Products This tiny wrench has strong performance and power in a small package, and it can