... Quality 2.Carbon Steel,Alloy Steel,Stainless Steel,Copper 3.CNC Machining 4.Prompt Delivery,Competitive Price 5.OEM TMM manufactures and ... and Brass / Copper Castings with various material grades2. Machining: Turning , Milling, Drilling, Grinding, Threading, CNC Machining, etc.3. Finishing: Sand Blasting, Polishing, Plating ...