Abaco Sink Locks designed for gluing sinks to countertops. Abaco Sink Locks are the ideal tools, especially designed for tasks like positioning and gluing of sinks to countertops. It allows perfect positioning and you will not have any difficulty adjusting the location of sink. Sink Lock securely supports your sink while the glue is curing and has a quick release lock for easy removal. Must have tool for positioning and securing sinks to countertops. Securely supports sink while glue is drying. Comes in two sizes to meet your needs.