... Best Price 3)OEM Mould Design,quick sample 4)Verious Size 1/4" Aluminum Groove - 6063 alloy, mill finish. T52 ... product line includes: Aluminum Extrusion/profile, Aluminum Plate, Aluminum Radiator/Heat sink, Aluminum Tubes/Pipes/Bars, Aluminum Sheets, Aluminum Edging/Strips/Casting and ... with a thorough understanding of customer requirement. 1/4" Aluminum Groove - 6063 alloy, mill finish. T52 temper