Preassembled captive washer screws

Dell'Era Ermanno & Figlio produces and sells preassembled captive washer screws according to the following specifications: 

ISO 1207 - DIN 6907
Materials: steel 4.8 – 5.8 – 8.8 – 10.9 – A2

ISO 14583 - DIN 6904
Materials: steel 4.8 – 5.8 – 8.8 – 10.9 – A2 – A4.

ISO 4762 - DIN 6902A
Materials: steel 8.8

ISO 4162 - DIN 6902A
Materials: steel 8.8 – 10.9

DIN 7984 - DIN 6905 - DIN 6902A
Materials: steel 8.8

ISO 4017 - DIN 6902B
Materials: steel 4.8 – 5.8 – 6.8 – 8.8 – 10.9 – 12.9

SIMIL ISO 14583 WITH FOUR LOBULAR RECESS - DIN 6902
Materials: steel 10.9.

ISO 7045 - DIN 6905 - DIN 6902
Materials: steel 4.8 – 5.8 – 8.8 – 10.9

ISO 14580 - DIN 6902
Materials: steel A2/80

TE TORX T40 M8 - DIN 6904
Materials: steel 8.8


On all these types of special screws it is also possible to apply captive washers according to DIN 6900.