Converts between an internal and external plier with the flip of a switch. The tip kit contains 5 pairs of durable, color coded, interchangeable tips. Internal 46mm to 102mm. External 32mm to 102mm. Incl. 0.9 / 1.2 / 1.8mm straight tips. Incl. 0.9 / 1.2mm 90° angle tips.