... your requirements7. automatic machine made8. Short link chain: 1/8 , 5/32 , 3/16 , 7/32 , 1/4 , 5/16 , 3/8 , 7 ... /16 , 1/2 , 5/8 , 3/4 ,7/8 , 19. Medium link chain:1/8 , 5/32 , 3/16 ... , 7/32 , 1/4 , 5/16 , 3/8 , 7 ... , 3/4 ,7/8 , 110. Long link chain: 1/8 , 5/32 , 3/16 , 7/32 , 1/4 , 5/16 , 3/8 , 7 ...