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Technical Specification
PRODUCT NUMBER ST4238ST6338ST4225BST4225BST4825
Type Self-Tapping ScrewSelf-Tapping ScrewSelf-Tapping ScrewSelf-Tapping ScrewSelf-Tapping Screw
Length 38mm38mm25mm25mm25mm
Material SteelSteelSteelSteelSteel
Diameter 4.2mm6.3mm4.2mm4.2mm4.8mm
Diameter Range Up to 10mmUp to 10mmUp to 10mmUp to 10mmUp to 10mm
Finish BlackBlack
Format Single sizeSingle sizeSingle sizeSingle sizeSingle size
Length Range 26-50mm26-50mmUp to 25mmUp to 25mmUp to 25mm
Pieces 100
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Q 1. What size are the ST4838 screws?

A. The ST4838 screws are 4.8 x 38mm.

Q 2. What head type and drive are the ST4838 screws?

A. The ST4838 features a countersunk head with a Pozi drive.

Q 3. How many screws are included in the ST4838 pack?

A. The ST4838 is supplied as a pack of 100 screws in a resealable bag.

Q 4. What standard are the ST4838 screws manufactured to?

A. The ST4838 screws are manufactured to DIN 7982, the standard for countersunk head self tapping screws.

Q 5. Are the ST4838 screws supplied in a resealable bag?

A. Yes, the ST4838 screws are supplied in a resealable bag for easy storage of unused fasteners.

Q 6. What is the delivery and returns policy?

A. Free delivery on orders over £25. 30-day returns policy.

Q 7. 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 8. Is this a genuine Sealey product?

A. Yes. Parts for Machines supplies genuine Sealey products.

Q 9. What warranty does this product come with?

A. Every product comes with a different guarantee and warranty. Warranty details are shown in the product's tech specs or datasheet where available.

Q 10. 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.

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