Magnetic Urethane Chamfer are one of the most versatile accessories in the precast concrete industry. They can handle extreme working conditions. They are designed to create beveled edges in the corners of concrete siding, as well as some formwork. Two types of polyurethane durometers are commonly used: 60 Shore hardness and 90 Shore hardness. They come in several different sizes and can be fully customized to meet the specific requirements of the manufacturer.