Features: Engineered for high performances electrical systems, this 100A heavy duty copper plated test clamp delivers outstanding current transmission while minimizing resistance and oxidation through premium materials. Featuring erosion resistant copper plating and reinforced structural design, these sturdy clamps maintain stable conductivity across frequent use in demanding environments. Ideal for professional technicians, automotive engineers, and craft enthusiasts requiring reliability connection for power intensive equipment maintenance and testing operations. Perfect for automotive battery testing, welding equipment setups, industrial diagnostics, and heavy current applications where secure clamping and efficient energy transfer are critical. The ergonomic spring loaded mechanism ensures effortless single handed operations, combining industrial grade durability with precise engineered contact surfaces for consistent 100A load handling. Specifications: Component: Copper. Size: 9.2x6.8cm. Weight: 80g. Color: black, red. Use scenario: [Battery Test].[Laboratory Test]. [Welding operations] . [Electrical Maintenance]. Package Includes: Test folder x 2 note: Please allow 1-2cm errors due to manual measurement.  Please allow for slight color differences due to different display resolution