DIN hex nut is widely used in the field of machinery and equipment,Website:http://www.chinajinrui.net, construction, automobile, railway and other industries. The Nut mechanical property has grade 4, grade 6, grade 8 and grade 10. DIN hex nut covers the dimensional requirments of metric series hex nut,including coarse thread and fine thread. The common standard of DIN hex nut is DIN934. Its size arranges from M3-M64 diameter.StandardGradeFinshDIN934 hex nut4white zinc      yellow zinc  black oxide      H.D.G       Dacromet      ...6810