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The Unifix Machine Screws Pozi Pan Head DIN 7985Z are ideal for DIYers and professional tradespeople needing reliable, corrosion-resistant fasteners for metal and wood assembly projects. Featuring a Bright Zinc Plated (BZP) finish and a standard Pozi drive, they offer excellent grip and durability; however, users should ensure they are using the correct thread size for their specific application to avoid stripping or cross-threading during installation.
| Colour | Silver |
|---|---|
| Model Part Number | 5014196177366 |
| Brand | Unifix |
While a Phillips bit may fit, it is not recommended as it does not match the Pozi geometry and increases the risk of cam-out and head damage.
The BZP finish offers some corrosion resistance, but they are best suited for indoor or protected outdoor use rather than direct exposure to the elements.
It is a German industrial standard (Deutsches Institut für Normung) defining the specific dimensions and head shape for pan head machine screws with a cross-recess drive.
Yes, especially when working with metal or dense wood, a pilot hole is required as these are machine screws, not self-tapping screws.
These screws are made of steel with a Bright Zinc Plated finish for enhanced durability and rust protection.
Ensure you are using the correct size Pozi-drive bit and apply steady downward pressure while turning.
Check that the pilot hole is the correct diameter and free of metal filings or wood debris.
Ensure the screw is not used in environments exposed to moisture, salt, or extreme weather; consider stainless steel alternatives for harsh conditions.
To achieve the best results, use a high-quality Pozi-drive bit that matches the screw size exactly. Ensure the hole is clear of debris before driving the screw to avoid cross-threading. If using a power drill, use a low torque setting to avoid overtightening and stripping the head. To maintain the BZP finish, avoid using harsh chemicals or abrasive cleaning agents, as these can degrade the protective zinc coating. For long-term storage, keep the screws in a dry, low-humidity environment to preserve their corrosion resistance.
