12cm Adjustable Suction Cup Stone Seam Setter for Pulling and Aligning Tiles Flat Surfaces Stone Seam Setter Building Tools ,Precision Adjustment

1. Dual hand cup with ratchet for pulling and aligning of work-pieces in assembly work, designed to pull two flat surfaces or seams together. 2. Total length: 380mm, rubber thickness: 6mm, Suction disc diameter: 12mm. 3. For any situation in which flat, non-porous surfaces need to be pulled together, shuch as marble and granite, flooring mirrors, glass, plastic. 4. Suction weight: 50KG / 110.2LB / 110.2OZ 5. Material: Aluminum alloy and rubber, and sturdy.