| Brand | Roch Suisse |
|---|---|
| Unit Type | Unit |
| Indicator Type | Spark Erosion |
| Unit Quantity | 1 |
| Country of Origin | United States |
Check the listing for details. Roch Suisse RUGOTEST 107 Spark Erosion Surface Texture Sample Architect/Engineer. Condition: Used, Made in United States. Listed at 12.95 USD. I have to admit not knowing much about this at all. Anyway, it is a pretty cool thing as a "whatzit" at any rate.(and expensive I'm sure). various surface texturing on a number of substrates, with this example being polished nickle.