Awesome Knife

Custom Bladeworks’ hybrid folding knife concept features a leaf-shaped blade and curved spine; user hand pressure on a protruding tang prevents the knife from folding during use. (Thanks, Filip!)

No, you can’t use this thing to stop spammers from filling your Gmail box, but you can slice your snail mail open in seconds with this opener based on a vintage 1918 “knuckle-duster” trench knife.

Keep your knives nice and sharp with Fred’s cheeky block sharpener that lets you magically cut your tiny assistant in half – or at least sever her carotid artery based on the location of the blade.

The striking Concealed Carry Tiki knife from Strider is aesthetically pleasing as well as practical; the handsome grey hue features some dynamic skull art, and a custom sheath is included.

Wenger’s Swiss Army Knife Giant Elite 16999 is recognized as the world’s most multifunctional penknife, with 87 implements and 141 different functions. Yeah, but does it fit in your pocket?

Made in England by Ibberson, these steel tools have 2 1/4″ straight blades and hooked blades that are a form of traditional can opener. The sailor’s tool has a pointed marlinspike for rope work.

Quirky’s Switch is a new version of the Swiss Army knife with thickness and tool options. The kit ships with 18 tools, including a knife, corkscrew, wood saw, LED flashlight and 1GB USB memory stick.