... Precision Parts Series(CNC Machining Parts: auto part,auto spare part,motorcycle part. ) Company Profile:Donllin Technology is a ... lathe turning parts, Grinding parts, Metal stamping parts, Die casting and forging parts, Welding parts ,Broaching, Drilling, Laser ... Material:Stainless steel, Alloy steel ,Brass , Bronze , Copper, Aluminum,Carbon steel or customer specified material. 3.Finishing ...