Back-Up Spanner Product Type Back-Up Spanner Compatible Tool Series Not Applicable Overall Length 4 3/4 in Socket Center to End of Arm Length Not Applicable Minimum Hex Size 1 7/16 in Maximum Hex Size 1 5/8 in Number of Torque Wrench Connections Not Applicable Minimum Operating Pressure Not Applicable Maximum Operating Pressure Not Applicable Compatible Manufacturer Model Number Not Applicable Overall Width 5/8 in