Ụgbọ ala
Nkọwa: Ụgbọ ala ndị njem, ụgbọ ala azụmahịa, gwongworo na-egwuputa ihe, gwongworo a na-ekpofu ihe, wdg.
Ọkwa: Gear Steel Alloy Round Bar 45#, 16MnCr5, 35SiMn, 40Cr, 40CrNi, 40MnB, 42CrMo, 35CrMo;Yiri ígwè na-eguzogide nm400, nm450, nm500, nm600;Na-agba ígwè Alloy Round Bar GCr15, 52100, SUJ1, SUJ2, 100Cr6, 1. 2067, 55C, 8620, 4320, 9310, 440C, M50 ;Spring Steel 65Mn, 5,5Si 65Mn CrMnA, 60CrMnMoA….