Large aluminum disc circle Alyuminiy doira o'lchamlari / tomonidan hwalu Metal alloy: 1xxx, 3xxx, 5xxx, 6xxx, 8xxx etc Jahl: O – H112, T3 – T8, T351 – T851 Diametri: 20mm – 1520mm Qalinligi: 0.2mm - 10 mm