Compare Maximum number of 4 items selected Sunex 1/2 Inch Drive Extension Set - 2500 Part #: 2500 Line: SNX Sunex 1/2 Inch Drive Extension Set Limited Lifetime Warranty Drive Size (in): 1/2 Inch SAE Or Metric: SAE, Metric Locking: No Magnetic: No Material: Chromoly Quantity: 4 Knurled: No Wobble: No Impact: Yes Show More Show Less