Feature 1HIGH TEMPERATURE AND WEAR RESISTANT: Silicone manual roller is processed by liquid silicone material with high rebound, high temperature and wear resistance 2SOFT AND RUSTPROOF: Silicone manual roller cleaner has low hardness, good softness and rustproof 3SAFE AND LONG LIFE: The silicone roller is safe and durable and can be used for a long time 4ENVIRONMENTAL PROTECTION MATERIAL: Possess wear resistant and durable aluminum alloy rubber handle, iron bearing, rubber bearing, non toxic, environmental protection, not easy to rust 5EASY TO USE: Adopt laminated roller, support simple operation, convenient for you to useItem Type: Silicone Manual RollerRoller Material: SiliconeMelting Point: 150Water Soluble: InsolublePeeling Test: Roll 60,000 times without peelingDiameter: Approx. 28mm / 1.1in, Bearing Outer Diameter: Approx. 13mm / 0.51in, Inner Diameter: Approx. 6mm / 0.24inRoller Surface Hardness Parameters: Viscosity Type: No viscosityViscosity Value: No viscosityHardness(shore hardness): 45Application: Clean workshop, circuit board, PCB, LCD process, light guide, film accurate printing, SMT, clean room, electronic semiconductor and other industries to produce products, surface treatment required cleaning toolsColor: Blue .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Silicone Manual RollerNote1. Remove only small dust particles(not ESD).2. After use, please roll back and forth on the stick paper several times to keep the surface of the roller clean.