Diamond Magic Combo Pack: Powerful 20oz Cleaner & 4-pc. Drill Brush Set - Removes Tough Water Stains & Spots from Shower Doors, Windshields, Windows, Chrome, Tile, Tubs, Stainless Steel Review

I cleaned two lenses of some ground lights that had had limescale build up on them for years. These are before and after photos. I started manually but had to switch to a drill at low revs with light pressure. Each lasted about 15 minutes. As you can see, it works great! Then I'll try it on a different glass, like the window on my 1995 truck (I'll test it on a small, inconspicuous spot first). Very satisfied, highly recommended!

I have cleaned two lenses of some floor lights that have had limescale build up on them for years. These are before and after photos. I started manually but had to switch to a low speed drill press with light pressure. Each lasted about 15 minutes. As you can see, it works great! Then I'll try it on a different glass, like the window on my 1995 truck (I'll test it on a small, inconspicuous spot first). Very satisfied, highly recommended!

This glass cleaner is incredible. I had a severely water-stained exterior window that couldn't clear anything. Calcium in the water has accumulated over 16 years. I really thought I had to put a new window in. In a last ditch effort, I bought this product thinking it would be another setback compared to all the others I've bought and tried. Keep it low and this stuff lives up to its reputation. Using a 10 foot glass cleaning cloth, I applied it by hand and in a circular motion watched the…

I cleaned two lenses from some floor lights that had years of mineral build up from hard water attached to them. These are before and after photos. I started manually but had to switch to a low speed drill press with light pressure. Each lasted about 15 minutes. As you can see, it works great! Then I'll try it on a different glass, like the window on my 1995 truck (I'll test it on a small, inconspicuous spot first). Very satisfied, highly recommended!

This glass cleaner is amazing. I had a severely water-stained exterior window that couldn't clear anything. Calcium in the water has accumulated over 16 years. I really thought I had to put a new window in. In a last ditch effort, I bought this product thinking it would be another setback compared to all the others I've bought and tried. Keep it low and this stuff lives up to its reputation. Using a 10 foot glass cleaning cloth, I applied it by hand and in a circular motion watched the window…