Features: *100% brand new and high quality *High quality chrome vanadium steel bushing, durable and long service life. *High hardness and high torque, fully comply with ISO/ANSI standards. *Adapter for converting the socket into a screwdriver bit. *A variety of different sizes to meet different needs. Specification: *Color:Silver(As picture show) *Material:Chrome vanadium steel *6 Sizes for your selection 1/4"*1/4": 1/4 square hole to 1/4 bit holder 3/8"*10mm: 3/8 square hole to 10mm bit holder 3/8"*8mm: 3/8 square hole to 8mm bit holder Bullet 1/2"*8mm : 1/2 hole to 8mm bit holder 1/2"*8mm: 1/2 square hole to 8mm bit holder 1/2"*10mm: 1/2 square hole to 10mm bit holder *Quantity: 1pc Package Contents: 1*Socket Adapter Note: 1. 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. 2. Please allow slight manual measurement deviation for the data.