1. A countertop seam setter, the 45 Grad Stein Gehrungsklemme, is used for installing granite edge clamps. It's a professional tool for joining granite, marble, and stone slabs, making it ideal for countertop installations. 2. This 45 degree blue tool is designed specifically for the installation of granite edge clamps. It helps in creating seamless joints when working with granite, marble, and stone slabs for countertops. 3. The countertop seam setter, known as the 45 Grad Stein Gehrungsklemme, is a must have for professionals installing granite, marble, or stone slab countertops. Its 45 degree angle is for precise edge joining. 4. With the 45 Grad Stein Gehrungsklemme countertop seam setter, professionals can easily install granite edge clamps, ensuring smooth and seamless countertops made of granite, marble, or stone slabs. 5. The 45 degree blue countertop seam setter, the 45 Grad Stein Gehrungsklemme, is a professional tool for the installation of granite edge clamps, enabling seamless and quality countertop installations with granite, marble, or stone slabs.