Sliding lock, Sliding end hook for true zero measurements, Groove for measuring on string or wire, Nail slot for drawing circles, Blade Length: 100", Blade Width: 3/8"", Dimensions: 7-1/4""L x 6-1/4""W x 3/4""H, End Type: Hook, Color: Chrome, Reel Type: Closed Reel, Return Motion: Spring, SKU: ORSNO24625