... turning steel pulley 1.Material: 40Cr 2.Weight:250g 3.Type: cnc machining 4.Finish: anti-rust High quality high quality ... availableOEM workableSpecifications: Material:Carbon steel, Alloy Steel, Stainless steel, Copper , Brass, Aluminum,etcType:Drilling, Milling, Turning, Broaching,etcFinish:Zinc plated, Chromated ...