Identification Charts for Different Types of FASTENER's - Head styles, Bolt and Screw, Drive, Washer and Nut types

Types of Fasteners - The Home Depot

Screws Selection Guide: Types, Features, Applications

Guide to Woodworking Screws

Types of Bolts: Types, Components, and Fastener Terms

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Fastener Type Chart PDF, PDF, Nut (Hardware)

The Nuts and Bolts of the Nuts and Bolts

A few common screw head types and what they are used for - UC Components, Inc.

Understanding Screw Heads and Drive Styles - Fastener Mart

Introduction to Nut and Bolt Sizes

types of mechanical bolts