Jefferson 10 Piece 3/4'' Deep Metric Impact Socket Set. • Manufactured from Chromium-Molybdenum alloys • Black phosphate finish for improved corrosion resistance • Suitable for use with impact air wrenches • Set supplied in robust moulded carry-case • Includes 10 x sockets: 24, 27, 30, 32, 33, 34, 36, 38, 41, 46mm