Hitachi 40030025 1/2\" Impact Socket Stackable Bit Box 7 Pieces FEATURES This set is part of a range of accessories in Hitachi stacking boxes and are a perfect accompaniment for your power drill There are 6 other sets in the range and all fit perfectly together Hitachi are renowned for their high standards of precision, engineering and innovation, so it goes without saying that these small tools are beautifully finished Compatible with the other 6 sets CONTENTS Impact sockets - 12, 17, 19, 21, 24mm Bitholder - 1/4\" allen to 1/2\" square drive adapter 1/4\" external hex to 1/2\" outside square SPECIFICATION Case Size: 100 x 142 x 44 mm Weight: 1.5kg