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Self-Drilling Screws
CSK Head SDS
WELFAST CSK(Countersunk) Head Self Drilling Screws have a sheet metal thread with a self-driller cutting (TEK) point to pierce through 20-to-14-gauge metals. All are bevelled under the head for use in countersunk holes. They save you time and effort by drilling their own holes and fastening in a single operation. Installation requires use of Philips Driver
CSK Head SDS

Technical Specification

Fastening in window or door frames.
Flush fit requirement.
Using in pre drilled holes for fitting.
Applications & Usage

Suitable For
Key Features

Available Sizes


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