We Offer Tri Roll
Gages for checking the threads. Tri Roll gages or gage are ideal We offer many different type rollers
for different gages.
See our Price list for tri roll gages below. Tri Roll gages are
versatile and the gages are made in the USA
Tri-Roll Comparator modified for inspecting tapered or
Tri-Roll gages indicate whether the threaded part is within assigned limits,
the exact position of the pitch diameter (within tolerance range).
Tri-Rolls will also check size and out of roundness of plain cylindrical parts.