Neiko 02410A 1/2" Drive Impact Socket Set with Protective Sleeves, 7 Piece | Cr-M Steel | SAE and Metric Nylon insert helps prevent damage to lug nut chrome or paint finish and is perfect for working with expensive car and truck wheels Socket bodies are made from Chrome-Molybdenum steel for extreme durability and long service life Features protective sleeves that prevent scratching of alloy wheels and decorative lug nuts Hollow design creates room for removing longer bolts by pushing out plastic insert Sizes: 13/16", 7/8", 1", 1-1/16", 17mm, 19mm, 21mm; Color coded; Comes in heavy duty, blow-molded carrying case for storage and organization