Heavy-duty, Chrome Molybdenum Steel, heat-treated sockets are built for
strength and durability. Features color-coded anodized finish, protective plastic
sleeves to prevent scratching of wheels and lug nuts, plus internal plastic
magnetic inserts that are removable to service longer bolts . All sockets are 1/2''drive . Sizes include :13/16'' , 7/8'' , 1'' , 1 - 1/16'', 17mm, 19mm and 21mm hex. Packed in blow mold case .