螺母类：

　 六角螺母、六角厚螺母、法兰螺母、环保螺母、英制螺母、美制螺母、焊接螺母、汽摩配螺母、自锁螺母、不锈钢螺母、蝶形螺母、环形螺母、盖型螺母、扣紧螺母、圆螺母、滚花螺母、开槽螺母、精密机械用六角螺母、各种仪表车床螺母、各种异型非标螺母。

Nut class:

Hexagonal nut,hexagonal thick nut,Flange nut,environmental nut,British stardard nut,US stardard nut,welded nut,motor match nut,self-locking nut,stainless steel nut,dish-shaped nut,ring-shaped nut,cap-shaped nut, fastened nut,round nut,knurled nut,slotted nut,hexagon nut for fine mechanics,all kinds of instrumental lathe nut,all kinds of heterogenous non-standard.