Driving tool having irrotatable bars

摘要

A driving tool includes a driving head with a passage defined therethrough so that a bar movably extends through the passage. A driving protrusion extends from a bottom end of the driving head and a top hole is defined through a top of the driving head. A positioning member is received in the driving head. The bar has a positioning portion which is engaged with the positioning member so that the bar is not rotatable in the passage.