piasta® drilling screw, hexagon head A2 stainless steel with drill tip and moulded thread made of hardened steel
piasta W-214 self-drilling screw
SCR-DBIT-WS7-(RUS)-4,2X38
Art.-no. 0214814238
EAN 4011231275279
 
				 
				 
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Reduction of the assembly time using the drill bit tip by min. 50%:
- Drilling without centrepunching
- Thread moulding
- Securing
All in one operation
Suitable for component combinations tl / tII according to approval ETA-10/0184
- Steel/steel - for ∅ 4.2 mm–6.3 mm
- Aluminium/steel - for ∅ 4.8 mm
- Aluminium/aluminium - for ∅ 4.8 mm
Datasheets(X)
CAD data (available after login)
|  | |
| Material | Bimetal | 
| Surface | Flake zinc | 
| RoHS-compliant | Yes | 
| Head type | Hexagon head with collar | 
| Drive type | Hexagon | 
| Thread type | Self-tapping screw thread | 
| Shape of tip | Drilling tip | 
| Underground | Steel, Aluminum | 
| Nominal diameter (d1) | 4.2 mm | 
| Length (l1) | 38 mm | 
| Head diameter (dk) | 8.8 mm | 
| Head height (k1) | 4 mm | 
| Drill tip length (lp) | 5.0 mm | 
| Screw-thread length with drill tip | 35 mm | 
| External drive (s1) | WS7 | 
| Max. material thickness to be drilled through (metal) | 3.0 mm | 
| For max. substructure thickness | 2.0 mm | 
| Min./max. attachment thickness | 1.5-23.0 mm | 
| Approval | ETA-10/0184 | 
| Min./max. recommended installation speed (idling) | 1700-2500 rpm | 
 
 
 
 
