The Boot Lever Locks Up Straight During Insertion. With The Spiral Fully Inserted Into The Cork, The First Step Extracts About 7/8" Of The Cork. Press The Boot Lever In And The Second Lever Pulls The Rest Of The Cork Straight Out. The Secret Is The "Crescent" In The Handle That Keeps The Spring Loaded Floating Axis In A Vertical Position. Extendable Four-Wheel "Foilkut" System Foil Cutter. Patented Foilkut Extendable 4-Wheel Foil Cutter Floating Axis & Retractable Made In Italy