The box end of the Stanley Combination wrench employs the Max-Drive system, which allows the box end to contact the fastener away from the corner
This system allows 15% more torque to be applied to the fastener and helps reduce fastener rounding
Stanley wrenches are designed to meet or exceed ANSI specifications

Item # Description
85-588 8mm Full Polish Long Combination Wrench
85-594 9mm Full Polish Long Combination Wrench
85-599 10mm Full Polish Long Combination Wrench
85-615 11mm Full Polish Long Combination Wrench
85-616 12mm Full Polish Long Combination Wrench
85-619 13mm Full Polish Long Combination Wrench
85-664 14mm Full Polish Long Combination Wrench
85-665 15mm Full Polish Long Combination Wrench
85-668 17mm Full Polish Long Combination Wrench
85-669 19mm Full Polish Long Combination Wrench
85-687 20mm Full Polish Long Combination Wrench
89-447 16mm Full Polish Long Combination Wrench
89-454 18mm Full Polish Long Combination Wrench