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Twin Loop Wire Binding

SBC 1 1/4 inch 2:1 Twin Loop Wire
Regular Price: $80.00
On Sale For: $72.00
SBC 1 1/8 inch 2:1 Twin Loop Wire
Regular Price: $75.00
On Sale For: $67.00
SBC 1 inch 2:1 Twin Loop Wire
Regular Price: $58.00
On Sale For: $49.00
SBC 1/2 inch 2:1 Twin Loop Wire
Regular Price: $28.00
On Sale For: $19.50
SBC 1/2 inch 3:1 Wire-O Double Loop Wire
Regular Price: $20.00
On Sale For: $17.00
SBC 1/4 inch 2:1 Twin Loop Wire
Regular Price: $16.00
On Sale For: $10.00
SBC 3/4 inch 2:1 Wire-O Binding Wire
Regular Price: $41.00
On Sale For: $31.00
SBC 3/8 inch 2:1 Twin Loop Wire
Regular Price: $20.00
On Sale For: $13.00
SBC 3/8 inch 3:1 Wire-O Double Loop Wire
Regular Price: $22.00
On Sale For: $12.00
SBC 5/16 inch 2:1 Twin Loop Wire
Regular Price: $19.00
On Sale For: $13.00
SBC 5/8 inch 2:1 Twin Loop Wire
Regular Price: $29.00
On Sale For: $23.00
SBC 7/16 inch 2:1 Twin Loop Wire
Regular Price: $28.00
On Sale For: $13.00
SBC 7/8 inch 2:1 Twin Loop Wire
Regular Price: $48.00
On Sale For: $38.00
SBC 9/16 inch 2:1 Twin Loop Wire
Regular Price: $26.00
On Sale For: $21.00
SBC 1/4 inch 3:1 Wire-O Binding Wire
Regular Price: $13.00
On Sale For: $9.99
SBC 3/8 inch 3:1 Wire-O Binding Wire
Regular Price: $16.00
On Sale For: $12.00
SBC 5/16 inch 3:1 Wire-O Double Loop Wire
Regular Price: $17.00
On Sale For: $11.00
SBC 5/16 inch 3:1 Wire-O Binding Wire
Regular Price: $17.00
On Sale For: $11.00
SBC 7/16 inch 3:1 Wire-O Double Loop Wire
Regular Price: $19.00
On Sale For: $14.00
SBC 7/16 inch 3:1 Wire-O Binding Wire
Regular Price: $19.00
On Sale For: $15.00
SBC 9/16 inch 3:1 Double Loop Wire
Regular Price: $26.00
On Sale For: $22.00
2:1 Pitch Double-O Wire spines lets pages lie flat with 360° rotation for convenient note taking and photocopying, and it permanently binds documents. That way you get the peace of mind in knowing your presentations always look great and stay secure. 2:1 pitch means the binding machine punches 2 square or round holes per inch, for a total of 21 holes on an 11 inch binding spine. 2:1 pitch generally binds from 140-250 sheets of 20lb. paper. 2:1 pitch binding wire requires a 2:1 pitch binding machine that punches square or round holes and closes the wire through crimping.

2:1 Pitch Double-O Wire Punch Pattern
21 square/round holes to an 11" spine

2:1 pitch wire binding


3 :1 Pitch Double-O Wire spines lets pages lie flat with 360° rotation for convenient note taking and photocopying, and it permanently binds documents. That way you get the peace of mind in knowing your presentations always look great and stay secure. 3:1 pitch means the binding machine punches 3 square or round holes per inch, for a total of 32 holes on an 11 inch binding spine. 3:1 pitch generally binds from 45-125 sheets of 20lb. paper. 3:1 pitch binding wire requires a 3:1 pitch binding machine that punches square or round holes and closes the wire through crimping.

3:1 Pitch Double-O Wire Punch Pattern
32 square/round holes to an 11" spine

3:1 Twin Loop Wire Bind

Wire-O Binding Capacity Chart:
Simple steps to get the proper fit for wire binding.

Take the book being bound and lay it flat on a table
Don't compress the paper and measure the thickness of the binding edge
Take the measurement and add 1/8" - that will be the size of the binding element


* Note: the capacities listed below are approximations, determined using standard 20 lb. bond copy paper; the actual sheet capacity will vary depending on the materials being bound.
** Note: The smaller 2:1 pitch wires from 1/4" up to 9/16" are a special-made wire, and are not available in all colors.


Wire Diameter Pitch (Holes per Inch)** Sheet Capacity* Book Thickness* Quantity / Box
1/4" 3:1 or 2:1 11-25 Sheets 1/8" 100 Wires / Box
5/16" 3:1 or 2:1 26-45 Sheets 3/16" 100 Wires / Box
3/8" 3:1 or 2:1 46-65 Sheets 1/4" 100 Wires / Box
7/16" 3:1 or 2:1 66-80 Sheets 5/16" 100 Wires / Box
1/2" 3:1 or 2:1 81-100 Sheets 3/8" 100 Wires / Box
9/16" 3:1 or 2:1 101-120 Sheets 7/16" 100 Wires / Box
5/8" 2:1 121-145 Sheets 1/2" 100 Wires / Box
3/4" 2:1 146-165 Sheets 5/8" 100 Wires / Box
7/8" 2:1 166-185 Sheets 3/4" 100 Wires / Box
1" 2:1 186-210 Sheets 7/8" 100 Wires / Box
1 ⅛" 2:1 211-235 Sheets 1" 100 Wires / Box
1 ¼" 2:1 236-260 Sheets 1 ⅛" 100 Wires / Box
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