DIN 16903-1-1974
Open insert nuts for plastics mouldings-hex without shoulder—Type A
DIN 16903-1-1974
Open insert nuts for plastics mouldings-hex with shoulder—Type C
DIN 16903-1-1974
Open insert nuts for plastics mouldings-round without shoulder—Type B
DIN 16903-1-1974
Open insert nuts for plastics mouldings-hex with shoulder—Type D
DIN 16903-2-1974
Closed insert nuts with disc for plastics mouldings-hex without shoulder—Type E
DIN 16903-2-1974
Closed insert nuts with disc for plastics mouldings-hex with shoulder—Type G
DIN 16903-2-1974
Closed insert nuts with disc for plastics mouldings-round with shoulder—Type H
DIN 547-1986
Round nuts with drilled holes in one face，through holes
