PR-21 VERNIER CALLIPER
It comes in two varieties:
Made of steel
Made of stainless steel.
This Columbus type precision calliper enables measuring of internal and external dimensions and depth.
It is provided with a thumb wheel for easy motion of jaws, and comes in a plastic case.
Measuring range: 12.5cm /5 inch
Graduation: 1/10 mm / 1/128 inch.