- Used to measure the internal dimensions of work pieces such as cylinders, piping, tubing, etc.
- Allows cylinder wear measurements without removing pistons
- Unique guiding device that facilitates self centering
- Interchangeable extension anvils allow unit to measure a wide range of dimensions: SAE 2″ – 6″
- Extremely accurate
- Measures bores up to 6″ deep
- Easy to read white face dial
- Comes with high impact custom plastic storage case
- Measuring Range : 2 – 6″
- Depth Range : 6″
- Number of Anvils : 11
- Increments : 0.0005″








