Spec: Item Type: Anti static roller Material: Silicone(main body), aluminium, plastic, iron, glue Color: Blue black Melting Point: 150°C Water Solubility: Insoluble Peeling Test: Rolling 60000 times without peeling Diameter: 28mm / 1.1in Ball Bearing Outer Diameter: 13mm / 0.5in Ball Bearing Inner Diameter: 6mm / 0.2in Viscosity: Extra high viscosity Viscosity Value: 900D Hardness(Shore hardness): 17° Applicable scenes: room, kitchen staff hair , circuit board, PCB, LCD process, light , soft sheet accurate printing, , electronic semiconductor and other industries need to surface. How to Use: Use the sticky roller to gently roll the surface to be cleaned. Under the action of static electricity, fine impurities such as hair, dander, dust, fibers, rubber powder and copper powder on the product surface will be attracted to the roller. Then, rolling the roller on the sticky paper, the dust will move to the sticky paper. Roller method: After the roller surface becomes dirty, it with sticky paper, or use as roller. Please do not touch the roller with strong and strong alkali.(Shipping without sticky paper) PackageList: 1 x Roller Note: 1. Can only remove tiny dust particles(not anti static). 2. After use: Please use in the sticky paper to roll back and forth several times to keep the surface of the sticky dust roller .[STATIC FUNCTION]: Effortlessly remove small impurities like hair, dander, dust, and powder with this roller's static feature. Maintain a and clear surface hassle-. [WEAR RESISTANT]: Built to withstand wear and tear, the roller features a black aluminum frame with a plastic handle. The iron and rubber bearings make it , environmentally friendly, and resistant to . [SILICONE CONSTRUCTION]: Designed for long-term use, this roller is made of premium silicone material that is . Ensure efficiency and reliability in your dust removal process. [GREAT FLEXIBILITY]: Ensure ease of use and prevent with this roller's low hardness level and excellent flexibility. Keep surfaces and dust- with confidence. [ENHANCED MATERIAL]: Experience the advantages of accurate engineering with premium liquid silicone material that offers high , high temperature resistance, and excellent wear resistance.