Kathleen A Grand Rapids , MI February 04, 2018 I needed a grill vent on my microwaive due to the previous owner apparently ripping it off I'm 70 years old and I had to stand on a stool and screw it in. Only one screw was there. It would have been easier if they would have included two screws, but I didn't mention it when I ordered it. Read More... Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes Tools: Screwdrivers