Aluminum heatsink are generally used in the heat treatment and the fins increase the area of the board and thus provide for greater heat transfer. 60mmx60mmx10mm Hard Drive Cooling Heatsink is a fan-less cooling solution to any hard drive. And, Widely use for computer PC chipset, power IC, power electric device, LED light devices, etc. Use heatsink adhesive glue to install heatsink. (Glue is not included) Please check the specification table and make sure that the size of the heatsink fits that of your component.