The Red-Box, made from high-quality and impact-proof plastic, is ideal for workshop and construction site. The transparent lid provides an overview at a glance. The fischer Red-Box closes securely and can be refilled with plugs. The fischer Red-Box DuoPower contains presorted 30 DuoPower 5 x 25, 140 DuoPower 6 x 30, 80 DuoPower 8 x 40 as well as 30 DuoPower 10 x 50.