A #12-24 × 1-1/4″ TEK 4 self-drilling screw that provides strong fastening into medium and heavy-gauge steel without the need for pre-drilling.
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This TEK 4 Self-Drilling Screw features a precision drill point capable of penetrating heavier metal substrates. With a #12-24 thread and no attached washer, this screw is ideal for interior steel framing, brackets, hardware mounting, and non-sealed applications. The hex head allows controlled torque and reduces stripping.





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