As an industrial and scientific researcher, I needed a reliable welding wire for my projects. As my tests showed, this gasless welding wire is perfect for my needs. The wire feeds smoothly and creates strong bonds. The size of the roll makes it easy to handle without weighing me down. The only downside is the spool holder which can be a bit flimsy, but it doesn't affect the overall quality of the product. Highly recommend for any industrial or scientific project!