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Technical Specification
PRODUCT NUMBER AB061SDHSDHX5525SDHX5538SDHX5550SDHX6350SDHX4225SDHX4825
Type Self-Drilling ScrewSelf-Drilling ScrewSelf-Drilling ScrewSelf-Drilling ScrewSelf-Drilling ScrewSelf-Drilling ScrewSelf-Drilling Screw
Length 25mm38mm50mm50mm25mm25mm
Material SteelSteelSteelSteelSteelSteelSteel
Diameter 5.5mm5.5mm5.5mm6.3mm4.2mm4.8mm
Diameter Range Up to 10mmUp to 10mmUp to 10mmUp to 10mmUp to 10mmUp to 10mm
Finish Zinc platedZinc platedZinc platedZinc platedZinc platedZinc platedZinc plated
Format AssortmentSingle sizeSingle sizeSingle sizeSingle sizeSingle sizeSingle size
Length Range Up to 25mm26-50mm26-50mm26-50mmUp to 25mmUp to 25mm
Pieces 410
Standard DIN 7504KDIN 7504K
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Q 1. What size are the SDHX6338 screws?

A. They are 6.3 x 38mm.

Q 2. What head type do these self-drilling screws have?

A. They have a hex head.

Q 3. What finish or coating do these screws have?

A. They are zinc plated.

Q 4. What standard are the SDHX6338 screws manufactured to?

A. They are manufactured to DIN 7504K.

Q 5. How many screws are in a pack?

A. The SDHX6338 is supplied as a pack of 100.

Q 6. How are the screws supplied - is the packaging resealable?

A. Yes, they are supplied in a resealable bag.

Q 7. Are other sizes of self-drilling hex head screw available as variants?

A. Yes, variants in this range include SDHX4213, SDHX4219, SDHX4225, and SDHX4813 - please check those listings for their specific size differentiators.

Q 8. Is next-day delivery available for this product?

A. Next-day delivery is available on most products and will appear as an option at checkout where eligible.

Q 9. 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 10. What if my order arrives damaged or incorrect?

A. Please contact us within 48 hours of delivery with photos. We will arrange a replacement or refund as appropriate.

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