Is quickly converted for use with either external or internal rings by a simple finger adjustment of two sliders.
- External: 1/4-in to 2-in, internal: 3/8-in to 2-in
- Change from internal to external rings with a simple switch of the tab
- Includes 5 pairs of color coded interchangeable tips: 0.039, 0.047, 0.074 straight, and 0.039, 0.047 (90°)
- Heavy-duty return spring
- CHANNELLOCK BLUE® grips for comfort