Features and Benefits:?Smoothest retraction?GRIME GUARD? blade wiper?3:1 Gear ratio?Metal planetary gear system won't strip?Dual side printing?Limited Lifetime WarrantyMilwaukee? fiberglass open reel long tapes feature a GRIME GUARD? blade wiper for smoothest retraction and to wick away jobsite contamination. Reinforced 3:1 planetary metal gears won't strip, increasing the life of the tool. Standing behind our products, Milwaukee? fiberglass long tape measures are backed by a Limited Lifetime Warranty.