hydraulic stainless steel precision engineering parts 1.We offer OEM design 2.This kind of ... are making stamping, casting, forging, machining parts with differentmaterials, such as brass, aluminium, steel, stainless steel, zinc. Our strong R&D and QC ... within 24 hours. Our main products as below:Materials: stainless steel, copper, steel, aluminum alloy, zinc alloy,etcDifferent kinds of finish ...