... Fabricate Full Range of Metal Materials. Itemround heatsinkAbout usRain Industry Co., Ltd. Design and Engineering Excellence We continue to offer innovative cost ... Cold Rolled Steel, Aluminum, Brass, Copper, Gilding, Bronze, Kovar, Glass Sealing Alloys 42,52, NiFe 48, Nickel, Preplated materials such as ... , local warehousing, and J.I.T. delivery. elctronic components... Precision round heatsink