Vernier Calipers

Parallax-free Plane Vernier Calipers (Screwed Vernier)
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Features:

The jet black straight grooves on both sides of the master bar allow for positive alignment of graduations and flush fitting of the vernier scales to the main scale, which eliminates parallax.
Can measure outside diameter (O.D), inside diameter (I.D), depth and steps
Stainless steel, hardened throughout. Satin chrome finished vernier and main scale with jet black graduations for
glare free reading. All graduations are marked by laser machine for accuracy.
With depth measuring bar

Specifications:

Measuring Range Order No. Veriner Limit L a b c d
reading Error
0-150mm 140-101W 0.02mm ±0.02mm 236 40 21 16.5 16
0-200mm 140-102W 0.02mm ±0.03mm 286 50 24 19.5 16
0-300mm 140-103W 0.02mm ±0.04mm 400 60 25 20.5 17