... bronze;aluminum:2011,2024,6063,6061,7075.2manufacturing methodhigh precision CNC machining, stamping, forging, casting,3diameter0-120 mm,4length0-600 ... must inspect 2-5 parts every 2 hours , i.e., in-process quality controlstep 5spot checkQC must inspect parts as per shift . ... ", HuaYun is focused on R&D of precision CNC machining parts and keeps improvingworkmanship and product quality.With the optimum ...