Discover our Heavy Duty 500mm Spot Welding Arms designed for optimal performance and versatility in welding applications. These arms feature a large opening and come complete with high-quality electrodes and durable cotter pins, ensuring a reliable welding experience. Ideal for use with ThatCable and various other brands, our welding arms are built to withstand rigorous use, making them perfect for both DIY enthusiasts and professionals alike.Key Features:- Length: 500mm for extended reach- Net Weight: 3.14kg for stability during operation- Compatible with models SR122 and SR123- Includes electrodes model numbers 120/690048 and 120/690050To maintain the best performance, we recommend using an electrode sharpener, which helps retain the optimum tip configuration. Our extensive range of tools and workshop equipment is perfect for every job, big or small. With over 10,000 items available, you're sure to find what you need in our online store. If you have any questions or need assistance, don't hesitate to reach out to us – we're here to help!.