Learn the differences between metric and inch thread pitches. The uses and advantages of Machine Screw Threads VS Spaced Threads. The thread of a fastener is defined as the helical spline or splines which spiral down the shank of the fastener.
How can I recognize the thread direction of my lead screw?
How to Measure the Size of a Bolt
Screw Thread Terminology Explained
Fastener Thread Types
Measuring tools for thread determination
Choosing Between Fully Threaded Bolts & Partially Threaded Bolts
How to Measure Thread Size? A Precision Guide - SendCutSend
Fastener Dimensions: Screws & Bolts
The 3 Primary Types of Threaded Fasteners, Fasteners