Description
Presto Black BST4 Brush-On Liquid is a liquid blackner for all iron and non stainless steels, BST4 reacts quickly and produces a non dimentional black finish in 30-90 seconds
Specifications
| Weight | 20 kg |
|---|---|
| Country Of Origin | United States |
| Commodity Code | 32099000 |
| Shelf Life | 9999 |
| UN Number | 3264 CL8 |




