I use a ton of these in my concrete coating business. They always perform well, and they can even mix a 5-gallon bucket if you insert it correctly in your drill. And Hyde's price is the best anywhere for this type.
Currently the two shields are still in their packing box due to a delay on this project. This is my second pair of these same shields because dummy here left the previous pair on a job somewhere, likely left out during loading and stolen. The poly shields cost more than the metals but the front-to-back adjustment on them is indispensable.
A hack for rolling walls: Use the wood handle to support the blades on base board. You'll never tape off or wipe down a baseboard again.
The only reason for not giving 4 stars is I need a longer one. This one is about 3” short for the the wrong size. I couldn’t find a sheath for an 8”x1” blade. It will work great for a 5”x1” blade though!