Vernier Calipers

Inside Groove Vernier Calipers with Flat Points
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Features:

Can measure narrow grooves in a hole.
Special order requires the following data:
1.The diameter of the hole
2.The distance from the groove to the orifice
3.The width of the groove
4.The depth of each groove
5.The shape of the groove bottom

Specifications:

Measuring Range Order No. Vernier reding Limit Error a b c e f
18-150mm 143-201 0.02mm ±0.04mm 35 20 2 4 9