| Material | Spring Steel, Flat Wire | Stainless Steel, Flat Wire | HT | Perlon | Stainless Steel, Crimped Wire |
|---|---|---|---|---|---|
| Images |  |  |  |  |  |
| Property | (not suitable for stainless steel) | Suitable for stainless steel | Temperature-stable up to approx. 482 °F* | Retains its shape up to approx. 122 °F For light sweeping | For tough, stubborn stains (soot) Plastic bristles for stainless steel pipes |
| Hardness levels | Soft Medium hard Very hard, in galvanized version | Soft Medium hard Hard | Soft | Soft | Soft |
| Dimensions in inches | 6'' - 32'' | 6'' - 16'' | 3'' - 12'' | 6'' - 20'' | 6'' - 28'' |
*always in reference to dry exhaust gas
