Sockets can be used with 5/8” or 16mm ratcheting wrench or standard 3/8” ratchet. Low profile stubby ratchet is included. Set includes 7 SAE sockets, a one inch extension, and a low profile ratchet. The 9 Piece 3/8 Inch Drive Nano Low Profile Socket Set by Scottools is a versatile and durable set designed for automotive use. This set includes a ratchet and features a chrome finish for high quality and long-lasting performance. The Nano socket type ensures a secure grip on nuts and bolts, while the SAE measurement system guarantees compatibility with a wide range of vehicles. With sizes ranging from 3/8 inch to 3/4 inch, this set covers a variety of applications, making it a valuable addition to any mechanic’s toolkit.