This part is S45C material machined out using 3-axis CNC milling machine. Its surface is not done with polishing and surface treatment. Surface treatment is nickel plating with a thickness of 8um. The tolerance for the hole is maintained at plus minus 0.01 Grand Nakamura Machinery & Electronics (Suzhou) Co., Ltd (GNS for short) was established in 2003 and specialised in customised CNC milling and CNC turning machining parts. In addition, GNS also specialised in contract manufacturing from precision machining to assembly of automation equipment that covers from medical industry, automotive, electronic, aerospace, semiconductor and handphone industries. Till date, GNS has 3 1.2m CNC, 3 0.8m CNC and 1 0.5m CNC. We also have CNC turning machine, grinding machine and conventional milling. On the QC aspect, GNS is ISO 9001:2015 certified and has 2 CMM (1.2m CMM and 0.5m CMM), 1 Tesa height gauge and 1 profile projector. Customers are from Europe, USA, Japan and Singapore. GNS are registered to do international trade. Currently, GNS is situated in Suzhou China.
https://www.gns-mp.com/cnc-milling-machining-parts/