The Blue Power Socket Extensions CBPEP11ST and CBPE12ST are a set of high-quality socket extensions designed for automotive use. Manufactured by BluePower, these extensions feature an impact socket type and a SAE system of measurement. The chrome and black chrome surface finish adds durability and style to the tools included in the set, which are perfect for various drive sizes. Ideal for mechanics and automotive enthusiasts, these extensions provide the necessary tools for a wide range of socket sizes and applications. The black chrome (CBPEP11ST) set is mismatched with some parts from other brands (3/8” dr. 3” is from GP, 3/8” 6” is matco, and the brand of the 3/8” dr. 9” is worn off the body). The chrome set (CBPE12ST) Is all blue power. US shipping only