Yellow Zinc Hex Washer Head Self Drilling Screws
Category: Self Drilling Screws
Self drilling screws?are a commonly used variety of screw for quick drilling into both metal and wood. A self drilling screw can typically be identified by its point and flute (notch) tip. This tip acts as a drill bit for the screw making it much faster to install then having to switch between a drill bit and driver bit.
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