ITEM NAME:50Pieces Aluminium Heatsink Radiator / Cooling Fin Cooler 28x28x8mm Description: - The heatsink is with glue tape on the back. - Viscosity is very strong, easy to use. - Made of aluminum alloy, not easy to rust. - For Semiconductor electronic heat sink, low power chip LED heat sink - Size: 28x28x8mm/1.1x1.1x0.31" Package Included: 50Pieces Heatsinks SKU: QVW0019363563017778.50Pieces Heatsinks. - The heatsink is with glue tape on the back. SKU: QVW0019363563017778. - Viscosity is very strong, easy to use.