The irwin standard pocket tape has a high grade acrylic coated steel blade with both metric and imperial graduations the acrylic coating helps to reduce reflection when reading the traditional metallic hook is affixed with two rivets for added strength and the blade itself can stand out to a very impressive 18 metres handy when working alone or taking long measurements the pro touch ergonomic case provides a soft comfortable grip and the blade can be kept firmly in place by the conventional slid