Control is by observing the surface mark: at its rated temperature, it melts and changes appearance. It is not a continuous-reading or digital thermometer. The available specification for this Werkman-supplied crayon states up to 350 °C; check the consumable's marking before use.
Specifications and contents
| Distributed by Werkman Hoofcare | |
| Marking pencil format | |
| Matt surface marking | |
| Turns transparent and glossy on reaching the indicator temperature | |
| Catalogue specification | up to 350 °C |
|---|---|
| Contents | one marking pencil |
| Model reference | 0713309 |
