DIN 934 M3 M4 Hex Brass Copper Insert Thread Drive Locking Nut

High Quality Brass Yellow Copper Hex Nut /Hexagon Nut DIN934 Product name Copper Hex Nut Material Brass Standard DIN, DIN,ASME,ASNI,ISO Application Heavy Industry Measurement system Imperial (Inch) Zhongshan Yingzhuo Hardware Industry CO.,LTD was established in 2008,located in Nantou Town, Zhongshan City.We are a high precision custom hardware R&D manufacturer driven by innovation. At present, we mainly develop and produce precision CNC machiningparts,turning parts,shafts