The 7400SM-22 is a hex socket, socket spanner with a HEX 22mm and 3/8 inch size, manufactured by Bahco. It is made of tool steel and has a 22mm size. It is designed for use in electrical, mechanical, and automotive applications, and is resistant to rust, corrosion, and wear. This spanner is ideal for loosening and tightening nuts and bolts of all sizes, and it is also suitable for various other maintenance tasks.