• Z-Limit brand guarantees professional quality
• Clamping diameter of 1-3/8"
• Length from the center of the clamp to the indicator can be up to 6-1/2"
• Clamps to the outside of an end mill holder and does not disturb the working tool

This test indicator holder has a clamping diameter of 1-3/8". The length from the center of the clamp to the indicator can be up to 6-1/2".

The test indicator clamps to the outside of an end mill holder and does not disturb the working tool.