Trelleborg Sealing Solutions” “Unit and Hardness Converter” iPhone application is designed to efficiently and conveniently convert frequently used units and currencies, as well as popular hardness scales for various material types based on ISO and ASTM standards. The application allows the user to select the dimension and enter the value for conversion. It also offers a range of engineering and scientific units. For the hardness conversion, select the appropriate material type table, and the input can be converted to other hardness scales. This application joins the “ISO Fits & Tolerances” app. Both applications are available for free download from iTunes or the Apple App Store on the iPhone and iPod Touch.