Feature: 1. Ergonomic Design: Wooden handle is comfortable to hold, and the hands will not be sore after long term use. 2. Improve Efficiency: Can effectively improve labor efficiency and product quality, which is of great help to the glass industry. 3. Durable Material: Made of aluminum alloy, iron, and composite wood materials, mechanically finished and durable. 4. Use Purpose: Tools are used to increase the strength and flatness of glass fibers and help produce better quality glass. 5. Scope of Application: Widely used in the production of industrial glass fiber reinforced plastics, used for the leveling and compaction of resin coating driven bubbles, and is often used for piercing the inner and surface bubbling rollers of the product. Specification: Item Type: Fiberglass Roller Color: As Pictures Shown Type: Unpowered Roller Weight: Approx.120g/4.2oz Material: Aluminum Alloy + Iron + Composite Wood Purpose: Fiberglass Roller Size: Roller Head: Approx. 12x100mm/0.5x3.9in, Length: Approx. 27cm/10.6in. Package List: 1 x Fiberglass Roller