Aluminum lighting heat sink 1.Competitive price,best performance 2.Customized designs ... DIEVAR, QDN, 8407, 2344V, TQ1, 2343, SKD61, 45#steel, etc.Heat treatmentHardened, NitridingHardnessHRC50~55 Mould featureAdvanced design, Novel structure, High precision ... mould engraving machine, CNC forming machine CNC turning, EDM, Linear cutting machine, Die spotting machine(200T), Die casting machine(150T ...