IMPACT ADAPTER CODE SPEC E38F12MIA 3/8″F × 1/2″M E12F34MIA 1/2″F × 3/4″M E12F38MIA 1/2″F × 3/8″M E1F34MIA 1″F × 3/4″M E34F12MIA 3/4″F × 1/2″M