Phillips flat head countersunk drywall screws form H, with coarse thread
BN 20595
- For plasterboard on wood
| Headform | 
            Headform
            Countersunk head
 | 
| Drive | 
            Drive
            Cross recess H (Phillips)
 | 
| Thread | 
            Thread
            partially threaded
 | 
| Material | 
            Material
            Steel
 | 
| Material execution | 
            Material execution
            case-hardened
 | 
| Surface | 
            Surface
            phosphated
 | 
All features
Product features
- For plasterboard on wood
Features
| Headform | 
            Headform
            Countersunk head
 | 
| Drive | 
            Drive
            Cross recess H (Phillips)
 | 
| Thread | 
            Thread
            partially threaded
 | 
| Material | 
            Material
            Steel
 | 
| Material execution | 
            Material execution
            case-hardened
 | 
| Surface | 
            Surface
            phosphated
 |