| Punch unit type | Paper size |
|---|
| B831-02, -03: 2 holes | SEF: A3, A4, A5, B4 JIS, B5 JIS, 11 x 17, 8.5 x 14, 8.5 x 13, 8.5 x 11, 8.25 x 14, 8.25 x 13, 8 x 13, 7.25 x 10.5, 5.5 x 8.5, 8K, 16K, 11 x 15, 11 x 14, 10 x 15, 10 x 14, 8.5 x 13.4, custom size |
| B831-02, -03: 2 holes | LEF: A4, A5, B5 JIS, 8.5 x 11, 7.25 x 10.5, 5.5 x 8.5, 16K, custom size |
| B831-02, -03: 4 holes | SEF: A3, B4 JIS, 11 x 17, 8K, 12 x 18, 11 x 15, 11 x 14, custom size |
| B831-02, -03: 4 holes | LEF: A4, B5 JIS, 8.5 x 11, 7.25 x 10.5, 16K, custom size |
| B831-03: 4 holes | SEF: A3, A4, A5, B4 JIS, B5 JIS, B6 JIS, 11 x 17, 8.5 x 14, 8.5 x 13, 8.5 x 11, 8.25 x 14, 8.25 x 13, 8 x 13, 7.25 x 10.5, 5.5 x 8.5, 8K, 16K, 12 x 18, 11 x 15, 11 x 14, 10 x 15, 10 x 14, 8.5 x 13.4, custom size |
| B831-02: 4 holes | LEF: A4, A5, B5 JIS, 8.5 x 11, 7.25 x 10.5, 5.5 x 8.5, 16K, custom size |
| B831-01: 2 holes | SEF: A3, A5, A6, B4 JIS, B5 JIS, B6 JIS, 11 x 17, 8.5 x 14, 8.5 x 13, 8.5 x 11, 8.25 x 14, 8.25 x 13, 8 x 13, 7.25 x 10.5, 5.5 x 8.5, 8K, 16K, 12 x 18, 11 x 15, 11 x 14, 10 x 15, 10 x 14, 8.5 x 13.4, custom size |
| B831-01: 2 holes | LEF: A4, B5 JIS, 8.5 x 11, 7.25 x 10.5, 5.5 x 8.5, 16K, custom size |
| B831-01: 3 holes | SEF: A3, B4 JIS, 11 x 17, 12 x 18, 11 x 15, 11 x 14, 10 x 15, 10 x 14, 8K, custom size |
| B831-01: 3 holes | LEF: A4, B5 JIS, 8.5 x 11, 7.25 x 10.5, 16K, custom size |