I Built a Transparent Katana

$1 vs $2,500 Butterfly Knife

I Built an Extremely Powerful Slingshot

Hand Vise Restoration

I Built a Transparent Boomerang (it's lethal)

Homemade Center Finder

Homemade Miniature Table Saw

Dust Free Wood Sanding (inspired by Carl Jacobson)

I Built a Sword with No Experience

Homemade Screwdriver

Cracking Any Lock from $1 to $500

Holding Breath for 4 Minutes to Beat a Fear

How to enlarge holes in wood

Homemade Woodturning Tools - Lathe Hollowing Tool

I Built a Whip that Crushes Bones

Antique Rusty Wrench Restoration

How Hard is 3D Drawing

I Tested the Deadliest Ancient Weapons

Homemade Lathe Chisel - CHEAP & Easy

Antique Rusty Axe Restoration

Homemade Rust Removal

Homemade Fidget Cube Spinner Combo DIY

Antique Rusty Machete Restoration

I Built a Supersonic NERF Blaster

Antique Rusty Cleaver Restoration

Homemade Drum Sanders