The Pitsbourgh Metric 10mm to 22mm 3/8 Inch Drive Socket Set includes a range of standard metric sizes from 10mm to 22mm, making it versatile for various automotive applications. The set includes sockets from 10mm to 22mm, catering to a wide range of fastening needs. Manufactured by Pitsbourgh, known for producing quality automotive tools, this socket set is a reliable addition to any mechanic’s toolbox.