Good Helper for Fiberglass Projects Fiberglass rollers are widely used in the production of FRP industry to level and compact resin coatings and remove air bubbles. These rollers are commonly used for rolling coating to puncture air bubbles inside and on the surface of products. These fiberglass roller tools can also be used for repairing bathtubs, showers, and boats. Durable Aluminum Alloy Material These fiberglass roller tools are made of quality aluminum for durability and ease of cleaning. The bracket is constructed from a premium iron rod with high gloss and strong hardness, making it wear-resistant and long-lasting. 3 Pieces Fiberglass Roller Set This fiberglass roller tools set includes 3 bubble paddle tools: 1 larger 20x75mm straight grain roller for thicker laminates, 1 smaller 10x50mm straight grain roller for thinner laminates, and 1 piece of 50x7mm corner roller for air bubbles in corners. Smooth Edges The handles of these fiberglass roller tools feature a comfortable non-slip grip with smooth, even edges, making them easy to operate. They help save time and effort while improving work efficiency and product quality. Wide Application Fiberglass roller tools are designed to improve the flatness of glass by removing air bubbles during lamination, as well as for leveling and compacting resin coatings. A practical choice for various improvement projects.