The Stanley FatMax Pro Autolock 5m/16ft Tape has a patented reverse lock mechanism for greater control and increased blade life. The Mylar coated blade is up to 10 times more resistant to abrasion than normal lacquered blades and it has BladeArmor coating on the first 80mm for double the blade life. It has a 3m blade standout for increased reach and easier measuring and the detachable hook allows the user to work efficiently in different conditions. It has a bi-material case for increased user comfort and is fitted with a secure hook for handy belt storage. Specifications: Length: 5m/16ft.Blade Width: 32mm. FatMax Pro Autolock Tape 5m/16ft