Company Type: Limited Liability Company registered capital: Fifty Million products: manufacturing welded cap nut, 65 varieties of four categories: DIN1587: M4 ~ M24DIN986: M4 ~ M20DIN917: M4 ~ M20-shaped bottom flange: M4 ~ M24 car wheel nut M12, there are 12 kinds of specifications Note: One end of the flange cap nut M24 as railway, the bridge of the product by the Baoji plant sorghum plants and the use of Shanhaiguan Bridge had three consecutive years, is a national initiative products. Material: carbon steel, stainless steel, quality of products: the company has passed ISO9001: 2000 certification (more>>)