Features 1、Set Content: There are a total of 100 pieces in our pure copper heat sink set, and a storage box is attached, which is enough to meet your daily maintenance needs. 2、Specific Use: The heat sink is suitable for heat conduction and gaps filling between the graphics card and the heat dissipation module, improving heat conduction and reducing the repair rate of the graphics card. 3、Thermal Conductivity: The thermal conductivity of the heatsink is up to 401w/mk, providing powerful heat dissipation for your device. Make your device performance more stable. 4、Wearproof and Burr Free: The copper heat sink has a shiny appearance, no burr, and wearproof, suitable for desktop computers, graphics cards, CPU, VGA, RAM, etc. 5、Red Copper Material: Our pure copper heat sinks are made of red copper, with exquisite workmanship, strong and durable, suitable for long term use. Specification Item Type: Pure Copper Heatsink Thermal Conductivity: 401w/mk Material: Red copper Uses: Heat conduction and gaps filling between graphics card and cooling module, improve heat conduction, reduce graphics card repair rate Package List 100 x Pure Copper Heatsink 1 x Storage Box