Mr. Pen Architectural Triangular Ruler Set with 12 Inch Triangular Scale, 11 Inch 30/60 and 8 Inch 45/90 Triangles
| Country | USA |
| Brand | Chelhead |
| Manufacturer | SAMLIGHT |
| Binding | Automotive |
| ItemPartNumber | 0901CQB-2260 |
| Model | 0901CQB-2260 |
| Warranty | 1 Year Warranty |
| Color | Black |
| Size | Black |
| UnitCount | 1 |
| UPCs | 738629006522 |
| EANs | 0738629006522 |
| ReleaseDate | 0000-00-00 |