A Pairs of Seamless seam Setter with 6" Suction Cups for Seam Joining & Leveling/Professional Countertop, granite， Stone, Marble Slab Installation. (double pole 2 PCS)

Two 6-inch hand pump vacuum suction cups for reliable hold Two fine-tuned adjustable knobs for precise leveling.A fine-tuned adjustable knob for seam joining or opening Achieve the finest seams for professional countertop installers Made with long-lasting stainless steel components and aluminum tightening handles for heavy-duty stone tops.