B107.8-2003, Adjustable Wrenches has been consolidated into B107.100-2010, Wrenches This Standard provides performance and safety requirements for open-end adjustable wrenches, with rack and worm adjustment, generally used on both hexagonal and square bolts and nuts. Inclusion of dimensional data in this Standard is not intended to imply that all products described herein are stock production sizes. Consumers are requested to consult with manufacturers concerning lists of production sizes. There is a newer edition of this standard available. B107.100-2010 is a consolidation and update of B107.8-2003, B107.21-2005 and B107.66.