The MILWAUKEE® 100 ft. Open Reel Long Tapes offers the best in class accuracy and durability. The open reel tape measure has nylon bond steel blades with minimal stretch and won't kink or tear when using it in abusive conditions. The long tapes also have the industry’s first debris wiper, Grime Guard™, that prevents dirt, dust, and debris from entering the open reel measuring tape, causing jams. Reinforced 3:1 planetary gears and full metal frame guarantees durability for tape use in the toughest job site conditions. Grime guard indsutry's first blade wiper1/2 in. nylon bond steel blade3:1 metal planetary gearsMetal reinforced handleKink resistant bladeMaximum length 100 ft.