... years experience 4.MOQ:500 pcs Precision CNC machining stainless steel thread shaft Itemtopicdetails1materialstainless steel:303,304,316, ... Device , Height Gauge ,Projector, calliper ,micrometer,vernier caliper, thread gauges , plug gauges, pin gauges11quality systemISO 9001:2008QC control ... before shipment .Equipped with over 100 sets of CNC and punching machines , 100 sets of instrument lathes and 5 ...