4pcs Set Socket Adapter Reducer Wrench Ratchet Air Impact Drive Converter Tool Details: * brand new and high quality *Color: Black (As Pictures Show) *Material: 65 Steel *Specification: 1/2"(Male)--3/8"(Female) 3/8"(Male)--1/4"(Female) 3/8"(Male)--1/2"(Female) 1/4"(Male)--3/8"(Female) *Size (Approx.): 1/2 "(square hole) - 3/8" (square head):12.5*9.5mm 3/8 "(square hole) - 1/4" (square head): 9.5*6.3mm 3/8 "(square hole) - 1/2" (square head): 9.5*12.5mm 1/4 "(square hole) - 3/8" (square head): 6.3*9.5mm *The socket adapter is made of steel for durability and long life *The surface of each plate is finished by electroplating and darkening, which guarantees corrosion resistance. Body adapter is designed with a ball retainer and a small hole to keep your sockets still and secure *There are a total of four socket adapters of different sizes in this set and you can use for multiple outlets *These adapters are small in size and easy to store; If you get a toolbox, this set should be the same Package Contents: 4*Socket Adapters Note: The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 4x Steel Air Impact Socket Adapter Kit Reducer Drive Hand Repair Ratchet Tools 100% brand new and high cost performance. Easy to use: a suitable size and shape. Made of regular-material, more durable. In order to achieve the best results, please keep it safe before and after use.