How-To: “Indestructible” 3-ring binder
When I was a kid, I was very hard on school supplies, and I remember dreaming about “industrial grade” school supplies–Kevlar backpacks and, particularly, sheet aluminum binders with piano hinges. These days, you can actually buy such binders, but they are relatively expensive. So why not make your own? Instructables user cowscankill did, with a salvaged snap-ring mechanism and riveted leather hinges. I want one.