Pozi flat countersunk head chipboard screws form Z, fully threaded
BN 20143
| Headform | 
            Headform
            Countersunk head 90°
 | 
| Drive | 
            Drive
            Cross recess Z (Pozidriv)
 | 
| Thread | 
            Thread
            fully threaded
 | 
| Material | 
            Material
            Steel
 | 
| Material execution | 
            Material execution
            case-hardened
 | 
| Surface | 
            Surface
            zinc plated blue, added lubricant
 | 
Tutte le caratteristiche
Caratteristiche
| Headform | 
            Headform
            Countersunk head 90°
 | 
| Drive | 
            Drive
            Cross recess Z (Pozidriv)
 | 
| Thread | 
            Thread
            fully threaded
 | 
| Material | 
            Material
            Steel
 | 
| Material execution | 
            Material execution
            case-hardened
 | 
| Surface | 
            Surface
            zinc plated blue, added lubricant
 | 
Warnings
ISO 4042
Quenched and tempered fasteners ≥ 360 HV and tempered case-hardened fasteners with electroplated coatings: Susceptible to hydrogen embrittlement!
Further notice to residual risks can be found on our web page: Notes on use
BN 1218
SPAX® - Viti a testa svasata piana per pannelli di masonite completamente filettate, con impronta a croce Pozidriv forma Z con punta 4CUT - Acciaio - cementato - WIROX® con strato lubrificante
BN 1426
SPAX® - Viti a testa svasata piana per pannelli di masonite completamente filettate, con impronta a croce Pozidriv forma Z con punta 4CUT - Acciaio - cementato - YELLOX® con strato lubrificante