Includes 1/4inch, 3/8inch and 1/2inch, 3/4inch drive swivel socket sizes. Enjoy maximum versatility and ease of use, with full 360-degree movement to help U-joint sockets Multiple angles provide torque to provide access to all fasteners, even in tight spaces These innovative U-joint sleeves are strong and , made from high-quality -MO steel. round bolt heads and slide screws with our impact socket set, which rotates smoothly and securely for easy access to even hard-to-reach fasteners. Compact, portable and designed to work with a variety of air ratchets, angle grinders and other power and hand tools, our kits are a must-have for homeowners and professional tradespeople alike. Wide range of uses: Rotary sleeves are widely used in scenarios, including automobiles, various machinery, automobile repairs, modifications, wrench socket modifications, etc. Colour:Black Material:Chrome-molybdenum steel Package Contents: 1set x Impact swivel socket kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.