Silicone Sticky Roller Material: Silicone Anti-fatigue Test: 30000 times Tensile strength: 900-1400pai Elongation: 150-900% Rebound Force: 30-75% Shrinkage Factor: 2.0-4.0% Compression Set: 10-50% (22hrs/177c) Tackiness: no tackiness, low, medium, high, super high Color: Blue Size: 5mm/1"/2"/3"/4"/6"/8"/10"/12",customiszed size available for us Handle Type: Aluminum alloy, Black Plastic, ABS Handle Package: 1pc/bag,10pcs/box Application: Cleanroom, SMT, Electronics, Semi-conductors, PCB,LCD ,LED, Breadboard, Computer, Stainless Steel Sheet, Film for dusting, Glass Surface, Food & Medical & Optoelectronic Industry, Lab, Printing Circuit Board, Liquid Crystal Display etc