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Technical Specification
PRODUCT NUMBER AB061SDHSDHX5538SDHX5550SDHX4225SDHX4825SDPH4825SDHX6325SDPH4219
Type Self-Drilling ScrewSelf-Drilling ScrewSelf-Drilling ScrewSelf-Drilling ScrewSelf-Drilling ScrewSelf-Drilling ScrewSelf-Drilling ScrewSelf-Drilling Screw
Length 38mm50mm25mm25mm25mm25mm19mm
Material SteelSteelSteelSteelSteelSteelSteelSteel
Diameter 5.5mm5.5mm4.2mm4.8mm4.8mm6.3mm4.2mm
Diameter Range Up to 10mmUp to 10mmUp to 10mmUp to 10mmUp to 10mmUp to 10mmUp to 10mm
Finish Zinc platedZinc platedZinc platedZinc platedZinc platedZinc platedZinc platedZinc plated
Format AssortmentSingle sizeSingle sizeSingle sizeSingle sizeSingle sizeSingle sizeSingle size
Length Range 26-50mm26-50mmUp to 25mmUp to 25mmUp to 25mmUp to 25mmUp to 25mm
Pieces 410
Standard DIN 7504K
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Q 1. What size are the SDHX5525 self-drilling screws?

A. Each screw measures 5.5 x 25mm.

Q 2. What standard do the SDHX5525 screws conform to?

A. They are manufactured to DIN 7504K.

Q 3. Are the SDHX5525 screws zinc plated?

A. Yes, the screws are zinc plated for corrosion resistance.

Q 4. What head type do the SDHX5525 screws have?

A. They have a hex head for high-torque driving.

Q 5. How many screws are included and how are they packaged?

A. The SDHX5525 is supplied as a pack of 100 in a resealable bag.

Q 6. Are there other sizes available in the same self-drilling hex head screw range?

A. Yes, variants in the same range include SDHX4213, SDHX4219, SDHX4225, and SDHX4813, each available in different sizes.

Q 7. Are there alternative self-drilling screws if the SDHX5525 size is not suitable for my application?

A. Yes, alternatives include AB061SDH, SDHX5538, SDHX5550, and SDHX6325, each a different self-drilling screw product with varying size specifications.

Q 8. What is your returns policy?

A. We accept returns within 30 days of purchase for items that are unused, undamaged, and in their original packaging. Returns are available only for UK-delivered orders and must include proof of purchase. Before returning an item, please contact us at [email protected] to obtain a Return Merchandise Number (RMN). You may also be asked to share images of the product and its packaging for verification. Items that do not meet these conditions will not be accepted for return. If your return is approved, we will initiate a refund to your credit card or original method of payment. A restocking fee of up to 15% of the order value may apply to each returned item.

Q 9. How long does delivery take?

A. Standard UK mainland delivery is 3-5 working days.

Q 10. When will my order be dispatched?

A. In-stock orders placed before 14:30 Monday to Friday are usually dispatched the same day.

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