Class II accuracy Wide 32 mm blade makes reading the numbers easy and improves blade standout up to 3.35 m for easy one person measuring Blade Armor coating on the first 100 mm reduces the risk of breaking the tape by 95 percent, whilst Mylar coating delivers up to 10 times more resistant to abrasion Three rivet end hook 40 percent stronger than a two rivet hook construction, specially designed hook grabs on side, top or bottom for versatility Unit of measure - Metric