The O-Ring Sizing Gauge is a high-quality plastic tool designed to accurately measure O-Ring sizes in all AS568 standard cross-sections up to 13 inches in diameter. The telescoping slide is easy to use; simply place your O-ring around the holder on one side and around the notch on the other side, then slide out the gauge until the O-Ring is taut but not stretched. The standard AS568 size will display in the box.
- Slide gauge for measuring O-Rings
- Works for standard size O-Rings with an inside diameter up to 12 inches
- Made from high quality plastic
- Easy to use telescoping slide
- Accurately determines O-Ring sizes in all AS567 standard cross-sections