... 2.Customized designs are accepted 3.Supplier of TOP500 Aluminium drilled led heat sink Description1. Competitive price,best performance2. Samples ... , ISO 14001:2004 Certificate6.Supplier of TOP500 DescriptionAluminium drilled led heat sinkMaterialAluminum 6000 series, coperHardness8-12HWHeat treatmentT3,T4,T5 ... , Qingdao Airport, ExpressShipment Time1 week to 3 weeks Aluminium drilled led heat sink