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ToolGuyd > Tool Science 101
Black Friday Deal Guides: Amazon Lowe's Home Depot Milwaukee Dewalt Makita Cool Tools Reader Picks
Best Black Friday Tool Deals - Sorted
Milwaukee Scissors Iron Carbide Edge

Tool Science 101

Milwaukee “Iron Carbide” Cutting Tools – What Does This Mean?

Jul 3, 2014 Stuart 9 Comments

So what’s the deal with the “iron carbide” cutting edges on Milwaukee’s new heavy duty scissors?

Wright WrightGrip Anti Slip Wrench Design

Mechanics' Tools

This Why Anti-Slip Wrenches are Awesome

Feb 6, 2014 Stuart 19 Comments

We came across a video review that does a great job of demonstrating the effectiveness of anti-slip wrenches.

UL Requirement for Max Power Cordless Drill Handles

Cordless

Why Powerful Drills MUST Have Auxiliary Handles

Jan 31, 2014 Stuart 19 Comments

We took a detailed look at why more powerful drills must come with auxiliary handles.

Dewalt 12V Max Battery Pack

Cordless

Power Tool Brands Don’t Make Their Own Batteries

Jan 29, 2014 Stuart 48 Comments

Here are a few thoughts about cordless power tool battery packs.

Energizer L91 Lithium Battery Capacity Temperature Curve

EDC, Pocket, & Multitools

Which Batteries for Flashlights and Tools in Cold Weather

Jan 28, 2014 Stuart 12 Comments

If you plan to use a flashlight or battery-powered device outside in the winter, you will probably want to power it with lithium batteries.

Maxxeon LED Worklight Beam Uniformity

Flashlights & Worklights

What is a Lumen, What is Lux, and More LED Flashlight Technical Mumbo Jumbo

Jan 10, 2014 Stuart 37 Comments

Have you ever wondered what a lumen was? We covered that and more.

Thermal Image of Spectre

Editorial

Thermal Image of a Ghost!! (A Brief Primer on Infrared Reflections)

Jun 4, 2013 Stuart 2 Comments

What the heck did the thermal imager capture – is that a ghost?

Porter Cable 20V Drill Thermal Image

Cordless

Thermal Image of a Cordless Drill

Jun 4, 2013 Stuart 4 Comments

Here’s a thermal image of a compact cordless drill, along with an explanation of why the motor heats up and what happens if you push it too far.

Cordless

Cordless Power Tool FAQ: What Does “Ah” Really Mean?

Feb 8, 2013 Stuart 133 Comments

Now seems to be a good time to discuss a battery’s Ah (amp-hours) rating and what it really means.

Tool Science 101

Tool Science 101: Chrome Plating Part 2 – Cleaning

Jun 29, 2009 Stuart Discuss

A few weeks ago, we published a brief introductory post about chrome plating. To satisfy reader demands, we have decided to follow up that post with a more detailed series of posts about the different steps involved in a typical chromium plating process. This post, part 2 of the series, briefly describes the cleaning and […]

Mechanics' Tools

Tool Science 101: Chrome Plating Part 1 – Introduction

Jun 18, 2009 Stuart 5 Comments

As you might be well aware, most mechanics’ tools such as ratchets, sockets, and wrenches, are chrome (chromium) plated. This layer of chrome, although extremely thin, greatly enhances the properties of these tools.

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