Compare Maximum number of 4 items selected Power Torque 3/4 To 1/2 Inch Drive Adapter - GM7140 Part #: GM7140 Line: PTT Power Torque 3/4 To 1/2 Inch Drive Adapter Limited Lifetime Warranty Drive Size (in): 3/4 To 1/2 Inch SAE Or Metric: SAE, Metric Locking: No Magnetic: No Material: Chromium-Vanadium Steel Quantity: 1 Knurled: No Wobble: No Impact: No Show More Show Less