Designed for high-performance welding applications, these ground clamps from Jackson Safety offer exceptional reliability and conductivity. With a robust cable connection capacity accommodating both 3/0 and 4/0 cables, they are engineered to handle a substantial amp rating of 500 amperes. Each clamp features a 2-inch jaw opening and a long-levered handle for ease of use, while the forged copper alloy construction ensures superior conductivity and durability. Weighing 34 ounces, these clamps are a vital accessory for any welding setup, providing secure grounding to enhance safety and efficiency in your welding tasks.