The screw with a phillips head.Screw posts, also known as book binding posts, are extremely versatile binders that allow loose documents of practically any shape or size to be securely bound together.These low-cost, reusable screws enable you to easily change out bound documents, making them a great choice for books, menus, books, architectural and engineering drawings, and much more.Their two-piece construction allows for no-fuss updates, which is why they are an good choice for applications that require frequent updates.
