| Model No. | Outer dimension (HxW) | Inner dimension (HxW) |
|---|---|---|
| No. 4 | 31 x 38 mm | 23 x 30 mm |
| No. 6 | 20 x 26 mm | 14 x 20 mm |
| No. 7 | 28 x 38 mm | 20 x 30 mm |
| No. 8 | 28 x 35 mm | 19 x 26 mm |
| No. 12 | 18 x 31 mm | 12 x 25 mm |
| No. 16 | 30 x 43 mm | 22 x 35 mm |
| No. 17 | 24 x 35 mm | 16 x 27 mm |
| No. 18 | 16 x 20 mm | 12 x 15 mm |
| No. 22 | 12 x 14 mm | 8 x 10 mm |
| No. 26 | 35 x 43 mm | 27 x 35 mm |
| No. 49 | 24 x 38 mm | 17 x 30 mm |