Materials: This bubbling roller set is made of high quality ABS and aluminum alloy with mechanical finish, which makes it lightweight, safe and corrosion resistant to give you both easy handling and maximum durability . Function: This set of bubble rollers can help improve the strength and flatness of glass steel. And in the process of products, it can save resin, save time and cost, improve construction efficiency. Application: This set of bubble rollers is suitable for industrial glass steel production, to level and compact the bubble driven by the resin coating. And it is also commonly used for perforating internal blister rollers and surface products to meet your various needs. Components: This bubbling roller set includes 3 tool pieces in total to give you economical and flexible use. And it can effectively improve work efficiency and product quality. After Sales Service: We ship this item to you from Europe, you can receive it in good time. Please feel free to share your questions and concerns with us. Our customer service team will get back to you within 24 hours. Description: This item is made by mechanical finishing of aluminum alloy material, durable to use. It is used to improve the strength and flatness of glass steel. In the process of the products, it can save resin, save time and cost, improving construction efficiency. Widely used in industrial glass steel production, for leveling and compaction of resin coating bubble, commonly used for perforation of internal and surface blister roller of products. It can also effectively improve work efficiency and product quality. Specifications: Condition: 100% brand new Material: aluminum alloy + ABS Total length: about 31cm / 12.2inch Roller head length: about 50mm / 2.0inch, 75mm / 3.0inch, 50mm / 2.0inch Product weight: about 323g