"Sharpening the drill teeth of your ice screws has never been easier! With the Petzl Lim'Ice sharpener, your days of struggling with dull screws in the middle of a climb are over. Easy handling of the device allows for quick and easy sharpening. Two sharpening guides allow for precise sharpening of both sides of the drill teeth. High-quality file is reversible for extended life.
Standard sharpening guides are compatible with more ice screws. Made of polypropylene with hemp; steel file. Weighs 5.7 oz. (162 g)."