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ASSY® 3.0 SK Timber screw
The ASSY 3.0 SK with a large washer head and full thread is specially designed for screwing shaped sheet-metal parts to wood structures e.g. screwing to posts.
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Variants
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Zinc-plated steel, blue, full thread, countersunk milling pocket head, AW drive, mating thread
- Connects the wood instead of splitting it
Large washer head
- High penetration resistance
AW drive — more power
- Optimal power transmission
- Excellent fit
- Rapid finding
- Screw settles securely
- Virtually no unscrewing of bit
- No wobbling
- No damage to surface coating of screw
Asymmetric coarse thread — faster speed
- Low screw-in torque
- Full thread for high over-turning force
- Faster screwing than conventional chipboard screws
Mating thread — less tendency of the wood to split, very few blow-outs
- Minimal splitting forces, especially when screwing in at edges
- Precision positioning
The screws are not suitable for outdoor use and for rooms subject to short-term or continuously high moisture levels! Please use ASSY 3.0 A2 stainless steel screws in these cases.
Use Würth timber construction software to measure ASSY screws with a diameter of more than 5 mm. Chipboard screws are optimised for use in wooden materials. Use in plastic anchors may cause a reduction in the load-bearing capacity. Therefore, we recommend only using screws without optimised thread tips (drill tip, mating thread, ring thread, serrated edge, self-clearing groove, etc.) in plastic dowels, e.g. Würth ASSY D, prefix number 0151 (countersunk head) and prefix number 0153 (pan head). When using these screws, the ETA-11/0190 specifications must be observed.
ETA-11/0190
- Post screw, shaped sheet-metal part mounting
- Indoor areas, damp room (utilisation class 2)
Screw-in angle 0° to 90°. For coniferous wood or wood-based materials made from softwood, the screw connection is made without pre-drilling. To reduce the edge distances, a pre-drilled hole can be made according to the core diameter. When screwing into hardwood, pre-drill according to ETA-11/0190.
Select RAL-colour code
!! NOTE: On-screen visualisation of the colour differs from real colour shade!!