This knotted brush is a real game-changer! Industrial and Scientific applications need abrasive brushes that can handle tough cleaning jobs, and this one delivers. After I put it to the test, I was impressed with how easily it cut through rust and grime on metal surfaces. The bristles are strong and durable, and I can tell this brush will last a long time. The only downside is that it can be a bit too aggressive for delicate surfaces, but that's to be expected with any abrasive brush. Overall…