This Tape measure is used to measure distances and has a self-lock

Compact case - easier to hold Belt clip for ease of storage Tru zero end hook moves to compensate for accurate inside and outside measurements 3-rivet end hook is 40% stronger 3-rivet end hook - for long life (excluding 3.5m) Strong 19mm width blade for large standout Mylar® coated blade is up to 10 times more resistant to abrasion than normal lacquered blades Highly resistant chrome plated metal case Available in 2m, 3m X 19mm, 5m X19mm, 8m and 10m Class II Ribbon-blocking button