Aluminum construction ensures durability and long-lasting performance. Package includes 2 seamless stone seam setters, allowing for precise adjustments during installation. Equipped with a 15cm diameter suction cup for a strong and secure hold on various non-porous surfaces. Comes with 4 internal hexagon wrenches and 4 external wrenches for easy tightening and loosening. For adjusting marble, granite, floor slabs, mirrors, glass, plastic, and other surfaces with precision and ease. Welcome and I wish you a happy life, my friend., Manufacturer: DCDCD