Understanding Screw Heads and Drive Styles - Fastener Mart

What are screws heads, drives and threads?

Types of Fasteners: Selection Guide for Choosing Nails, Screws, Staples and More

Hillman #10 x 1-1/2 in. Self-Piercing Sheeter Screw, Beige, 1 lb. at Tractor Supply Co.

M3 Flat Head Wood Screws Assortment Fasteners Kit 420pcs,Phillips Drive Countersunk Head Self-Tapping Screws,Carbon Steel,Contains 20pcs M6 Screw Anchors: : Industrial & Scientific

Hillman Slotted Flat Head Zinc-Plated Steel Machine Screws & Nuts, 5 pk - Metro Market

Visual Glossary Of Screws, Nuts and Washers — DO IT: Projects, Plans, and How-tos

Understanding Different Screw Head Types for Beginners

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

CELO Industrial Fasteners

Screw & Bolt Head Styles –