Amtech 12 Piece 3/8" drive metric socket set

DURABLE: This 12 piece 3/8" drive metric socket set is made from strong chrome vanadium steel for durability. CONTENTS: It includes a 3/8" drive, 45 tooth quick release ratchet, a 125mm extension bar and a useful assortment of sockets in sizes ranging from 10mm - 22mm. Other sizes also available in:?Amtech I0351, I0371.