External Metric Thread Table Chart and Fastener Sizes M1.6 - M18

Manufacturing Resource, RFQ for a small bolt/stud, photo with dimensions attached.

Thread Chart (Metric) Major and Minor Diameters

The Most Complete Thread Sizes Chart Imperial & Metric

ZSPEC Metric Bolt / Fastener Thread Measuring Gauge, L-shape

Metric Thread - Extended Thread Size Range, PDF, Machining

What is an M8 bolt or screw? - Quora

Bolt diameter - tecnical tables for external thread

Fastener Reference Guide (Metric-Imperial)

Minimum Bolt Thread Engagement with Respect to Various Material Strength

Thread Chart (Metric) Major and Minor Diameters

Pitch Diameter of Thread Formulae and Calculator