Mafuta a Hexangon Flange Colt kukula m5-m20 grade 4.8; 8.8; 10. 12. etc. asme & Aisi: 2; 5; 8 chitsulo chosapanga dzimbiri, kaboni kachilomboka kaboni anathira, yotentha, yakuda, dacromet, enc., sgs, rohs