Plier Stapler 548/E in Tricolour by ZenithPlier Stapler by Zenith. The Zenith 548 E wears the colours of the Italian flag. As a leader, the 548 E is used every day by millions of users who are satisfied with its quality, practicality, strength and endless capacity to function, even after years of continuous use. It has been improved over the years through many technical innovations unknown to the end user but useful to enhance its already envious perfection. Colour Tricolour (Colours of the