The phosphate crystals are porous and can be formed from zinc, manganese, or iron phosphate solutions. Phosphate coatings offer good corrosion resistance and have an excellent ability to absorb supplementary coatings which improves appearance, corrosion resistance and resistance to abrasion. 2 screw has four simple tapered slots. It is designed so that a Phillips tip screwdriver can turn a Phillips screw with increasing torque. When the torque gets to be too strong for the tip then the screwdriver tip winds itself out of the screw thus preventing over-tightening and or damage to the screw head.
Coarse thread screws (mainly drywall screws) have an extremely sharp point and are designed to penetrate plasterboard skin. The coarse thread eases in to the board then the timber baton holding the board firm. If your order is received over the weekend it will be dispatched the following Monday. Channel Islands, Isle of Man, Highlands & Islands of Scotland, & Northern Ireland is offered for these areas, courier services typically take 48 hours but may take longer obviously due to the distance it needs to travel.Orders placed on Friday (before cut off dispatch time) will be delivered on Monday. N/A on deliveries to postcodes: AB31-56, BT (all), HS (all), IM (all), IV (all), KA27-28, KW (all), PA20-80, PH15-50, TR21-25, ZE (all). DAMAGED, WRONG OR NOT WORKING GOODS. Unfortunately, our offices are closed Saturday - Sunday and Bank Holidays.
Thank you for your understanding. We know time is precious but we would be truly grateful if you could take a moment to leave us some! However, in the unlikely case you are dissatisfied, please drop us a message before leaving feedback. We are a family owned business. This item is in the category "Business, Office & Industrial\Fasteners & Hardware\Other Fasteners & Hardware".
The seller is "v-store1" and is located in this country: GB. This item can be shipped to United Kingdom.