Features: 1) Brake disk and drum, the material ASTM A48 class 40 and A536 85-65-7 2) Conduit box, ma Features:1) Brake disk and drum, the material ASTM A48 class 40 and A536 85-65-72) Conduit box, material: stainless steel, aluminum and malleable iron3) Motor parts: kinds of material castings, such as gray iron, ductile iron, carbonsteel, stainless steel and aluminum alloy and others4) Auger ...