The Vevor seam setter is designed for countertop and tile seam joining and leveling with strong holding power and precise adjustment. It features 6-inch nitrile rubber suction cups with up to 530 lbs of vertical suction for secure positioning on smooth surfaces. Three fine-tuning knobs allow accurate control of seam width and height for a cleaner finish. Built with stainless steel and aluminum components, it is made for durability and repeated professional use. A tool bag and helpful accessories are included for transport, setup, and maintenance.