Self Leveling Cement Defoaming Spike Roller Epoxy Roller Flooring Tools Remove BubblesSpecification: Width: 4 inch (100mm) 6 inch (150mm) 9 inch (230mm) 10 inch (250mm) 20 inch (500mm) Tooth: PE soft teeth Tooth height: 12mm Feature: 1. 12mm teeth height, handle, bubble remove paint spiked roller. 2. Can be used for self-leveling deaeration bubble in the process of self-leveling cement construction. 3. Fast defoaming, high efficiency, wear resistance, long service life. 4. Lightweight, easy to carry. 5. 2 inch, 4 inch, 6 inch, 9 inch, 10 inch and 20 inch are optional. Package included: 1 x Self Leveling Cement Defoaming Spike Roller