Feature:1. High Quality Material: Fiberglass rollers are made of high quality aluminium and plastic materials, accuracy machined for durability.2. Improve Efficiency: Fiberglass roller tools help to improve labour efficiency and product quality in the glass industry.3. Ergonomic Handle: Bubble paddle tool's handle is comfortable to hold and will not cause fatigue after long periods of use.4. Practical Tool: Fiberglass laminating roller is used to improve the strength and flatness of glass fibres, helping to produce better quality glass.5. Application: Bubble roller for levelling and compacting of resin coated drive bubbles, often used for internal and surface bubble roller piercing of products.Specification:Item Type: Fiberglass RollerMaterial: Aluminium Alloy, PlasticWeight: Approx. 117g/4.1ozSize: Approx. Diameter 12.7x75mm / 0.50x2.95in (Rollers)Use: Glass and Steel Hand Paste Tool.Package List:1 xFiberglass RollerNote:Manual measurement please allow some errors.