SHGM205 | Stronghand Powerbase Grounding Magnet – 500A PowerBase Grounding Magnet Power through your grounding applications! Start grounding instantly! The PowerBase Grounding Magnet sets up quickly and easily. Powerful rare earth magnet delivers heavy duty holding power. The V machined surface grips round parts. The copper connector stud allows for better conductivity. Amperage: 500A @ 60% Duty Cycle Dimension: 50 x 70 x 64 mm Magnetic Force: 50 kg Weight: 1.1 kg