Bird Feeder from Cup and Plate. The only parts needed were the bowl, plate, a carriage bolt, three nuts, three washers, a little glue, a drill bit and some nylon cord. It couldn’t be simpler to make. From start to finish, less than 20 minutes.
Easiest way to drill a hole in a wine bottle. Takes less then a minute and creates a smooth cut. Only costs $5.30! Amico 12mm 1/2" Diamond Tipped Metal Hole Saw Drill Bit for Ceramic Tile Glass:Amazon:Home Improvement