Wire Binding supplies are based into 3 categories:
►3:1 wire which has 32 holes or loops (either round or square) on the binding side of an
11" sheet and sized from 3/16" - 9/16". The maximum width for a 3:1 document is 9/16" which corresponds to
approximately 125 sheets of 20 lbs. copy paper.
►2:1 wire has 21 holes or loops (either round or square) on the
11" side. Sizes start at 1/4" and continue to a maximum of 1 1/4" or approximately 225 sheets of 20 lbs.
copy paper.
►19 Loop wire binding is punched with the same punch as comb binding - 19 rectangular holes.
The sizes available are 1/4" to 1".
