A necessary 3d printing part for DIY building project: holder strong for bare metal, heat sync, adhere heatsink, electrical connect, and micro circuits, but a little dab is all you need It is suitable for 3D printer heat sinks, CUPs, LEDs, ICs, GPU chipsets, PC heat sinks and all electronic components that require direct bonding Thermal adhesives have thermal properties, adhere to most metals and non-metals, are odorless, non-toxic, moisture resistant, non-swelling and non-corrosive to the substrate Cures quickly upon contact with air. Drying time: 25℃ about 30 minutes What you get? 3Pcs glue adhesive Package includes: 3 x Thermal Glue