Assembly aid for connection clamps from J Pröpster GmbH. For easy assembly even in hard-to-reach reinforcement cages. With free-running handle. Screw head/hexagon nut holder. Clamp: hexagon SW 17 with spring-loaded magnet. Cordless screwdriver holder: hexagon (spanner size 10). Open-end/ring spanner holder: hexagon (spanner size 17). Length: 400 mm. Weight: 750 g.