This is an ingenious, low cost means of binding a document without the need for bulky and expensive machinery.
The document slides into and is held firmly in place, giving a neat and professional look to the document.
Presco Trade Binding Wires A4 34 Loop 3:1
Presco Binding Wire Spools - 3:1 Pitch
Presco Trade Binding Wires A5 24 Loop 3:1
Pre Punched A4 Binding Covers - Pack of 100
Renz Ring Wire Opener Tool