For clearance drill diameter: (Pg 7 thru Pg 13.5 add 0.1 ...

Thread Measuring Wire IS:2334. IS:10685. IS:6311. 18. Thread Ring Gauge$ (Parameter Effective Dia.) 3 mm to 180 mm. 3.0 µm. Using ULM ,Master Ring Gauge IS:2334. 19. Thread Pitch Gauge$ 0.4 mm to 6 mm. 7.0 µm. Using Profile Projector . IS:4211. 20. Plain Ring Gauge$ 3mm to 6 mm. 6mm to 100 mm. ... (Metric/ Woven Metallic/ Glass Fiber/ & Pie ... ................
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