Beta Tools (Article# 90/SP13) Set of 13 Double End, 12 Point Offset Box End Wrenches with Holder - BT 900174Beta Tools (Article# 90 SP13) Set of 13 Double End, 12 Point Offset Box End Wrenches with Holder BT 900174 An Offset Box Double End Wrench is a specialized hand tool designed with an offset angle, a box end on each of its two ends, and different sizes of box ends to accommodate various fastener sizes with folding metal stand for organization. Size included: 6 x 7, 8 x 9, 10 x 11, 12 x 13, 14 x 15, 16 x 17, 18 x 19, 20 x 22, 21 x 23, 24 x 26, 25 x 28,