... machined part 1.material: Q235,20#steel,S/S 2.size: as your dwg 3.surface: anodizing, clear 4.qty: 1000pcs steel machined ... Precision machining: CNC lathes, milling, drilling, planning, grinding machines and test facility Chemical composition controlled by spectrometer OEM orders are welcome, ... ASTM, DIN, NF, JIS and BS in accordance with our clients' options. Additional, our company spends large ...