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Round head screw with square neck and nut Similar to DIN 603, steel 4.8, zinc-plated with washer and nut
- Thread type x nominal diameter: M8
- Material: Steel
- Property class: 4.8
- Surface: Zinc plated
- Head diameter: 20 mm
- Head height: 5 mm
- Square width: 8.58 mm
- Square height: 1.7 mm
- Washer diameter: 25 mm
- Standards: DIN 603
- RoHS-compliant: Yes
- Head type: Cup head square neck
- Head details: With square neck
- Thread type: Metric thread
- Pitch: 1.25 mm
- Thread form: Standard metric thread
- Thread design: Full thread
- Product class: C
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Variants
The flat square neck fixes the round head screw e.g. in a slot and allows tightening from the nut side without counter-tensioning.
Use in lightweight metal construction, dry walling, garage door construction (sectional doors, roller doors, retractable doors, etc.) for profiles and brackets with prefabricated slots. Use in dry walling for U-profiles and brackets with prefabricated slots.
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