A 7-piece thin wall socket kit for wheel/alloy wheels. A wear-resistant nylon sleeve on the outside of the socket protects the wheel from chipping and scratching. Perfect tool for professional or DIY use. Features: Plastic insert inside the socket protects the front face on chrome wheel nuts. Suitable for impact use, ideal for garage use. Anodic oxidation treatment for corrosion resistance. Fit any 1/2 drive ratchet / bars, etc. Includes Metric Sizes: 17mm, 19mm, 21mm, 22mm, 23mm, 24mm & 27mm. Comes with a storage case for easy storage and transportation. Specification: Socket Length: 78mm / 3.1inch Type: 1/2'' drive Material: Chrome Molybdenum Socket + Nylon Sleeve Handle Method: Hardened and Strengthened, Anodized(Corrosion Resistant), Customized Blow Molded Housing Function: For Pneumatic Tools and Impact Guns Optional Size: 17, 19, 21, 22, 23, 24, 27mm Size and Color: 19mm (Gold) 21mm (Red) 22mm (Green) 23mm (Purple) 24mm (Brown) 27mm (Black) 17mm (Blue) Product List: 1 x Wall Deep Impact Socket Set(7 pcs) Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.1Plastic insert inside the socket protects the front face on chrome wheel nuts 2Suitable for impact use, ideal for garage use 3Anodic oxidation treatment for corrosion resistance 4Fit any 1/2 drive ratchet / bars, etc 5Includes Metric Sizes: 17mm, 19mm, 21mm, 22mm, 23mm, 24mm &amp 27mm