General description A dual 3/4"" and 1"" square drive impact socket and bit set that includes a comprehensive selection of hex, star, and 'E' profiles. Ideal for commercial vehicle maintenance and other heavy-duty applications, this high-quality set is designed for impact driving with large, clear size markings for easy identification. Supplied in a robust carry case (250mm x 305mm) for secure, portable tool storage, it is a useful kit for the safe and fast adjustment of a wide range of fixings. Technical specifications Four Star* impact sockets: E18, E20, E22, and E24 Depth: 107mm Two impact socket adaptors: 3/4""D and 1""D Nine impact bits: Hex 17, 19, 22, and 24mm; Star* T60, T70, T80, T90, and T100 One H4 Hex key for locking the bit into the driver