Northland TNFD-8 Flipper Dipper 8-Inch to 10-Inch Holes Eight (8) -10" holes. Innovative hinge system that opens when passing through slush and closes to remove slush from the holes! Features a "Hi-Vis" 24-inch ruler for measuring ice thickness and trophy fish. Top quality wood handle and high-impact strength plastic dipper resist freeze-up and float! 8-Inch to 10-Inch Holes Provided by Northland Ice Skimmers