Standard Type: National Standard
Standard number; GB9074.1-17
Model: Same diameter 5*5
Application: Fasteners for machinery industry
Product specifications: same diameter 8*8, same diameter 10*10, same diameter 12*12, same diameter 13*13, same diameter 15*15, same diameter 16*16, same diameter 20*20, same diameter 25*25 , Same diameter 30*30, same diameter 32*32, same diameter 35*35, same diameter 40*40, different diameter 8*10, different diameter 8*12, different diameter 8*15, different diameter 8*16, different Diameter 8*20, reducing diameter 10*12, reducing diameter 10*14, reducing diameter 10*15, reducing diameter 10*16, reducing diameter 10*20, reducing diameter 12*14, reducing diameter 12*15, reducing diameter 12 *16, reducing diameter 12*20, reducing diameter 12*25, reducing diameter 15*20, reducing diameter 15*25, reducing diameter 16*18, reducing diameter 16*20, reducing diameter 16*25, reducing diameter 18*20 , Reducing diameter 18*25, reducing diameter 20*25, reducing diameter 20*30, reducing diameter 20*35, reducing diameter 20*40, reducing diameter 25*30, reducing diameter 25*35, reducing diameter 25*40, different Diameter 30*35, reducing diameter 30*40