Back to catalog Essential Screw Caps This is a range of cylindrical tubes with screw caps. These essential tubes have versatile utility and are suitable for practically all markets. Technical information North America: Available in plastic and laminate tubes: Diameter: from 19mm / 3/4in to 50mm / 2in Filling capacity: from 2 to 500 ml Customer benefits These screw cap tubes are easy to use and convenient to carry around. As the name suggests, the essential screw caps are a must-have. Request a quote Download the product sheet