Proto® TorquePlus™ Box End Wrench, Deep, Measurement System: Imperial, Double End/Offset Wrench, 1/2 x 9/16 in Wrench Opening, 12 Points, 9 in Overall Length, 60 deg Offset, 51/64 x 57/64 in Box End Width, 23/64 in Box End Thickness, Specifications Met: ASME B107.100, AS954E S3.8.1, Steel, Satin