SPINE SIZES

Number of Sheets
To Be Inserted
Spine Width
Required
1 - 10 1/16"
5 - 15 3/32"
10 - 25 1/8"
25 - 50 1/4"
40 - 75 3/8"
65 - 100 1/2"
90 - 125 5/8"
115 - 150 3/4"
130 - 200 1"
180 - 250 1 1/4"
230 - 300 1 1/2"
280 - 350 1 3/4"

Use only as a guide for 20# bond paper. The number of sheets
will vary with the thickness of text paper being bound. The best
fit will be obtained by measuring the thickness of the document.