Seam Setters with Dual 200mm Suction CupsSeam Setter 200mm Suction Cups Precision Joint & Seam Alignment Tool for Stone Fabrication The Seam Setter is an essential tool for accurately joining and aligning stone benchtops, countertops, and panels. Featuring 200mm vacuum suction cups, it provides a secure grip on non porous surfaces such as engineered stone, glass, marble, polished granite, and ceramic. The integrated ratchet handle applies lateral pressure to pull seams tightly together,