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M20x50 countersunk socket head screw, property class 4.8 to DIN 7991 / ISO 10642 (ISO metric coarse), 90° flat head with internal hex drive. Carbon steel — for flush mounting in countersunk holes; request coating if corrosion protection is required.
M20x50 class 4.8 countersunk socket screws suit light covers and non-critical flush joints. Prefer 8.8 or 10.9 for load-bearing assemblies.
| Specification | Value |
|---|---|
| Dimensions | M20x50 |
| Material | Steel |
| Alloy/Grade | ISO 898-1 class 4.8 |
| Standard | DIN 7991 / ISO 10642 |
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