You use a paper hole punch to punch a hole in several papers. Then you put the tines through the hole, and then bend them in opposite directions fastening the papers together. Old manilla envelopes have then built into the envelope to keep the flap shut.
You use a paper hole punch to punch a hole in several papers. Then you put the tines through the hole, and then bend them in opposite directions fastening the papers together. Old manilla envelopes have then built into the envelope to keep the flap shut.
There were binders that had these sort of things built in that could hold a lot of paper with a long metal band.
Really useful for shimming door latches.