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About Fastener Materials

Fasteners are manufactured in a wide range of materials from common steel to titanium, plastic and other exotic materials. Many materials are further separated into different grades to describe specific alloy mixtures, hardening processes, etc. In addition, some materials are available with a variety of coatings or platings to enhance the corrosion resistance or alter the appearance of the fastener.

Conversion Chart

Chart that show conversions for fraction / decimals / millimeters

Fastener Finishes

Glossary of Terms

This document is an excellent resource and provides valuable information on industry terms

Thread Sizes and Threads per Inch