Thickness 1.0 mm.
| Size | Cat.,No. | @ |
| 4” x 4” x 4” | PB10 | 182 |
| 6” x 6” x 4” | PB11 | 260 |
| 6” x 8” x 4” | PB12 | 340 |
| 8” x 8” x 4” | PB13 | 390 |
| 10” x 10” x 4” | PB14 | 710 |
| 12” x 12” x 4” | PB15 | 840 |
| 8” x 8” x 6” | PB23 | 572 |
| 10” x 10” x 6” | PB24 | 780 |
| 12” x 12” x 6” | PB25 | 990 |
| 16” x 16” x 6” | PB26 | 1,510 |
| 20” x 20” x 8” | PB37 | 2,350 |
