Spring-loaded plunger expands within the bore (or groove), allowing determination of the internal diameter (or groove width)
With a knurled clamp

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 8 inch
Height : 0.75 inch
Length : 8 inch

Item Weight: 2.2 pounds (View shipping rates and policies)
Shipping Weight: 12.64 ounce (View shipping rates and policies)

ASIN : B001OBX2GS