Wholesale Extrusion Heat Sink Product Specification MaterialCopper, brass, aluminum, steel, stainless steel, etc. Surface TreatmentFuel injection, anodizing, and so forth. ProcessingDrilling, tapping, deep drawing, laser cutting, CNC machining, assembly, shearing, and other processes. CertificateISO 9001, SGS, material certificate Drawing FormatCAD, DWG, SLDDRW, IGS, STP, SLDPRT, PDF ColorCustomize CustomCustomized according to drawings, customized according to samples for aluminum heatsink extrusion profiles Use industryUsed in ship hardware, http://www.metalcustomks.com/e....xtrusion-parts/extru