... years experience 4.MOQ:500 pcs Precision CNC machining stainless steel thread shaft Itemtopicdetails1materialstainless steel:303, ... 2011,2024,6063,6061,7075.2manufacturing methodhigh precision CNC machining, stamping, forging, casting,3diameter0-120 mm,4length0 ... spray test , no red rust10instrumentHexagon CMM , 2.5D Imaging Device , Height Gauge ,Projector, calliper ,micrometer,vernier caliper, thread ...