The stanley tools fat max autolock pocket tape features a patented reverse lock mechanism for greater control and increased blade life with blade armor coating on the first 80mm for double the blade life the mylar coated blade is up to 10 times more resistant to abrasion than normal lacquered blades the bi material case provides increased comfort and durability it has a 3m blade standout for increased reach and easier measuring with a detachable hook that allows the user to work efficiently in