"Owl Style" winged corkscrew made of steel and zamak. It has been listed in some design books. It comes with geared lever wings that can easily remove any size cork. The metal screw that goes into the cork is a milled spiral, not a twisted wire. Ideal for restaurants, wineries, bars, wine tasting rooms and to give a professional touch to home bars. Some customers keep it after 50 years. Mechanical butterfly corkscrew, it is a powerful solution for any type of cork. Made in Spain. Founded in 1905, BOJ is the manufacturer.