98036 Impact Adapters Features and Benefits: The full range of 3/8″ drive impact sockets have become very popular recently in the automotive service industry. Interestingly enough however mechanics continue to buy mostly 1/2″ drive impact wrenches because they prefer the power and performance over the 3/8″ counterpart. These two incongruent trends tell those of us who manufacture and sell automotive tools and equipment that there is a significant opportunity to sell 1/2″ F x 3/8″M impact adapters now and in the future.