After the zombiepocalypse occurs and we’re forced to convert everything to steam-power, you’re gonna wish you had paid attention to all those steampunk DIY’s and placed gears on your tophat. Who will be laughing then, huh? Probably the guy with the giant, mechanical hand. Using wood, springs, and a few other household items, you can create your own functioning wooden limb, great for melee! Check out how over at Instructables.