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The DOTTIE TEKHW122 is a #12 x 2 inch zinc-plated hex washer head self-drilling screw. This screw can drill a hole and tap threads simultaneously. It effectively removes metal while drilling and is suitable for use with heavier gauge metals. The length measure begins from the base of the fastener head.
This self-drilling screw provides efficiency and reliability for metal fastening tasks.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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