3.9mm x 16mm Countersunk Self-Drilling Screw. A self-drilling screw with a countersunk head for a fixing that requires a matching recessed seat. The drill point prepares the hole as the screw is driven.
Check the combined material thickness against the drilling capacity of the exact screw. Match the drive recess and countersink, and avoid overtightening.
You receive the selected quantity of this product. Choose the pack quantity from the product options. The dimensions apply to each piece; choosing a larger pack does not change the size.
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