Ryobi claims that with its 3/8-inch-in-diameter jaw, this bolt cutter can tear through locks, fencing, and wire shelving, among other materials. When the forward button on the handle is pressed ...

While there are all sorts of ways to build a hot wire foam cutter, this design from [jasonwinfieldnz] is both interesting and imitable. If you don’t already know it, nichrome wire is nifty stuff ...