HAZET Safety-Insert-System (SIS). Safety-Insert-System, 2-component soft foam insert. Insert also suitable for HAZET Assistant. Made in Germany. Protective insulation up to 1000V. Net weight: 1 kg. Order system size: 1/3 (342 x 172 mm) / Smart Case L. HAZET Safety-Insert-System (SIS). Perfect order system – all tools are snugly embedded. Fast, integrated completeness check – missing tools are noticed immediately. Unlimited combination options. Suitable for all HAZET tool trolleys Assistant with drawers – – For tool trolleys Assistant 173, 179 (XL-XXL) and 180, we recommend usage of the soft foam inserts 163-522×40 or 163-522×50. Number of tools: 4 Stuck. Universal pliers 759N-2VDE – VDE diagonal cutter 1803VDE-22 – VDE snipe nose pliers 1841BVDE-33 – VDE combination pliers 1850VDE-22