Yidu big sale metal double loop wire calendar binding ring:
Inch | Size(mm) | Pitch | Pages | Packing | Color |
1/4” | 6.4 | 3:1 (34 loops ) | 45 | 80000 loops/spool | Black, White, Silvery, Red, Blue, Yellow, Broze |
5/16” | 7.9 | 3:1 (34 loops ) | 60 | 58000 loops/spool | |
3/8” | 9.5 | 3:1 (34 loops ) | 70 | 42000 loops/spool | |
7/16” | 11.1 | 3:1 (34 loops ) | 85 | 28000 loops/spool | |
1/2” | 12.7 | 3:1 (34 loops ) | 100 | 24000 loops/spool | |
9/16” | 14.3 | 3:1 (34 loops ) | 120 | 18000 loops/spool | |
5/8” | 15.9 | 2:1 (23 loops ) | 135 | 10000 loops/spool | |
3/4” | 19 | 2:1 (23 loops ) | 165 | 7000 loops/spool | |
7/8” | 22.2 | 2:1 (23 loops ) | 180 | 4500 loops/spool | |
1” | 25.4 | 2:1 (23 loops ) | 200 | 3600 loops/spoo | |
1-1/8” | 28.6 | 2:1 (23 loops ) | 215 | 2000 loops/spoo | |
1-1/4” | 31.8 | 2:1 (23 loops ) | 230 | 1800 loops/spoo |
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Yidu big sale metal double loop wire calendar binding ring