The simplest way to get a mirror‑like surface on a lathe. A beginner can handle it

The simplest cutting tool for keyways. It works perfectly

Mr Yakun

I used a metal corner for maximum metal processing! A clever trick

Mr Yakun

Drill bit creations that you have never seen before

Master mind

How Did Machinists Create The First Truly Flat Surface

Mechistory

What Happened to the Jig Borer? Why Its Own Inventor Built the Machine That Killed It

Precision Valley

This is The Final Boss of All Transmissions

driving 4 answers

Fixing drill chuck run out.

Threadexpress

Drill Square Holes - Rotary Broach

AndysMachines

FANTASTIC UNBELIEVABLE CUT OFF TOOL #1087 tubalcain parting

mrpete222

Use a metal crown for maximum metalworking! A clever trick

Mr Yakun

How to make high-quality hand thread tap(don't forget the like)

Master mind

A Simple Wooden Invention With Cable Tension That Works Brilliantly

Unknown inventor

A Wedge-Style Hand Vise - Part 1 (Making the Handle and "Wedge" Cone)

Clickspring

I Built a Machine to Grind A Knife More Precisely Than I Ever Could by Hand.

OverTinker

The method of precise holes is easy and simple!

Mr Yakun

Lathe Chuck Soft Jaws

FAB LIFE

150 Year War Over Drill Bit Sizes

The Gear Archive

Even Master Carpenters Were Amazed by This 65-Year-Old Carpenter’s Amazing Invention!

Unknown Tricks

Super Amazing Inventions That Should Be Patented

Cool Ideas DIY

Making The Easiest Winch!

This Old Tony