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-WS8-(RUS)-5,5X50
ZEBRA PIASTA
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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
 | |
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) | 5.5 mm |
Length (l1) | 50 mm |
Head diameter (dk) | 10.9 mm |
Head height (k1) | 5.4 mm |
Drill tip length (lp) | 7.5 mm |
Screw-thread length with drill tip | 35 mm |
External drive (s1) | WS8 |
Max. material thickness to be drilled through (metal) | 5.25 mm |
For max. substructure thickness | 4.0 mm |
Min./max. attachment thickness | 14.0-27.0 mm |
Approval | ETA-10/0184 |
Min./max. recommended installation speed (idling) | 1200-1800 rpm |
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