Sirius pro 2 tape measures have rubberized soft grip housings which provide extra protection against drops and impact damage. They are equipped with several features and functions which make them ideal for a variety of common jobsite applications. Specifications bull scale metric imperial bull length 16ft 5 metres bull blade width 19mm features and benefits bull shock resistant rubberized housing for durability bull removable belt clip bull fabric wrist loop bull thicker blade for longer standout bull metric and imperial scales bull class ii accuracy bull stud joist markings every 16 and 19.2 bull tru zero feature hook slides to allow for its own thickness bull special slot in hook allows use of nail as a pivot to draw circles and arcs bull heavy duty spring and blade system for durability and long service life bull conforms to european measuring instruments directive mid specifications