Best Seller | STEELMAN 79990 Impact Extension,1/2 in,6 in. L Impact Socket Extension, Alloy Steel, Black Oxide, Overall Length 6 in, Input Drive Size 1/2 in, Output Drive Size 3/8 in, Input Drive Gender Female, Input Drive Shape Square, Output Drive Gender Male, Output Drive Shape Square, Drive Type Impact ... more STEELMAN 79990 Impact Extension,1/2 in,6 in. L Impact Socket Extension, Alloy Steel, Black Oxide, Overall Length 6 in, Input Drive Size 1/2 in, Output Drive Size 3/8 in, Input Drive Gender Female, Input Drive Shape Square, Output Drive Gender Male, Output Drive Shape Square, Drive Type Impact | | $19.75 go to store |