pias self-drilling screw with hexagon head and drill tip case-hardened steel, zinc-plated, blue passivated
SCR-DBIT-WS8-(A3K)-5,5X38
Art.-no. 021455 38
EAN 4065233138872
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- Reduces installation time by at least 50 % thanks to the drill tip and enables drilling without centre-punching, thread forming and fastening, all in one step
- Suitable for component combinations tI/tII in accordance with ETA-10/0184, steel/steel for dia. 4.2 mm and 6.3 mm
- A suitable drill/driver (e.g. cordless drill/driver with depth stop) must be used with self-drilling screws
- The use of impact drivers is not permitted
- Self-drilling screws must be inserted perpendicular to the surface of the component
Zinc plated self-drilling screws must only be used where permanent dampness is not expected - condensation is not considered permanent dampness (corrosion category ≤ C2 in accordance with DIN EN ISO 12944-2). For fasteners with technical approval, the approval, and in particular Part 2 "Special regulations", must always be observed.
Datasheets(X)
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Standards | 0 - not applicable, 0 - not applicable, 0 - not applicable, CS |
Material | Steel |
Surface | Zinc plated |
RoHS-compliant | Yes |
Head type | Hexagon head |
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) | 38 mm |
Head diameter (dk) | 11 mm |
Head height (k1) | 5.45 mm |
Drill tip length (lp) | 7.25 mm |
Screw-thread length with drill tip | 33.5 mm |
External drive (s1) | WS8 |
Max. material thickness to be drilled through (metal) | 5.25 mm |
For max. substructure thickness | 4 mm |
Min./max. attachment thickness | 2-27 mm |
Approval | ETA-10/0184 |
Min./max. recommended installation speed (idling) | 1200-1800 rpm |
