Battery Nibbler GNA 18V-16 E. The Battery Nibbler GNA 18V-16 E delivers the same powerful performance as a wired 700-W tool, thanks to its efficient brushless motor. It is perfectly balanced and easy to handle due to its lightweight design and a narrower grip measuring only 156 mm in width. With its robust and high-quality design, maintenance-free components, and a powerful brushless motor, this nibbler combines top performance with excellent tool longevity. This powerful nibbler is suitable for cutting various steel and aluminum sheets, ventilation pipes, and ducts. It is compatible with all Bosch Professional 18V batteries and chargers. The nibbler cuts metal up to a depth of 1.6 mm and offers a minimum curve cutting radius of 40 mm. For enhanced user protection, it is equipped with a restart protection feature.