... parts 2) Materials: stainless steel, aluminium, brass 3)Various hardware 4)Various hardware cnc hardware1) Machining parts 2) Materials: stainless steel, aluminium ... steel, aluminium alloy, brass, copper partsSurface Treatment:RoHS Z/P, Y/Z, Cr, Ni, HDG, anodizing, powder coating, painting, decromet, brush ...