Patented reverse lock mechanism for greater control and increased blade life Blade Armor coating on the first 80mm for double the blade life, whilst Mylar coating delivers up to 10 times more resistant to abrasion Wide 32mm blade makes reading the numbers easy and improves blade standout up to 3.4m for easy one person measuring 3 Rivet hook is 40% stronger than a 2 rivet hook Detachable hook feature includes detachable magnetic and XL hooks for improved efficiency, Weight: 1.2696862593104 pounds, Manufacturer: Stanley Black & Decker