A 150mm long 1/2""D impact quality 7mm hex bit socket, suitable for use on hard to reach or recessed fixings. Featuring a one piece construction and manufactured from chrome molybdenum for impact strength with anti-corrosion black phosphate finish, together with a groove and holes for use with a retaining ring and pin. A long reach hex bit socket, for applications where a standard length hex bit will not fit. Size: 7mm x 150mm x 1/2""D. Impact quality, manufactured from chrome molybdenum for strength, with a black phosphate finish. Other sizes available, see Part Nos. 8581 (5mm), 8582 (6mm), 8584 (8mm), 8585 (10mm), 8586 (12mm), 8587 (14mm). Also available as part of a set, Part No. 8580.