Vernier Caliper Standard model (เวอร์เนีย)
FEATURES
• Plain and basic design.
• Can measure OD (outside diameter), ID (inside diameter), depth, and steps.
• The small vernier face angle (14 ͦ ) provides easy reading.
• Different reading scales on vernier. (metric/inch and inch models only)
• Clamping screw atop the slider.
• Carbide-tipped jaw type calipers are also available.