screw bolt and nut meaning in English

螺栓和螺母

Applying imported raw material and advanced manufacturing technology , together with modern scientific management system , it is specialized in manufacturing and selling machined bolts , selftapping screw bolts and nuts of stainless steel , copper oriron and hollow rivets of stainless steel , copper , iron or aluminiun in accordance with the standards of china gb , american ansi , japan jis , german din or england bs ; and non - standardized hardware such as cross slots , inner hexagon fastening bolts , expansion bolts , and toy vehicle axles , its products are sold widely in domestic and foreign markets , earning quite high credit among customers
公司引进国外先进的冷镦和搓丝设备，采用进口原材料及先进生产技术，并运用现代科学管理体制，专业生产和销售中国gb 、美国ansi 、日本jis 、德国din 、英国bs标准的不锈钢、铜、铁机制螺钉、自攻螺钉、螺母；不锈钢、铜、铁、铝空心铆钉；十字槽、内六角紧定螺钉、膨胀螺栓、精密自动车床件等非标准五金制品，产品远销国内外市场，在广大用户中享有较高的信誉。