These screws are specifically designed for attaching wood to metal with a maximum thickness of 4mm...These screws are specifically designed for attaching wood to metal with a maximum thickness of 4mm. The coarse self-tapping thread features wings that ream out the timber, allowing the screw to achieve maximum RPM without burning out. The wings break off upon contact with metal, enabling self-tapping. The exterior plating provides a durable and corrosion-resistant silver coating. It has a countersunk head with ribs, a Phillips recess, and a self-drilling point. It is made of case and core hardened carbon steel. The screw is 4.8 x 38mm.
Power Tools DirectTimco Light/Silver 4.8 X 38Mm Metal Construction Timber To Section Screws - Countersunk - Wing-Tip - Self-Drilling - Exterior - Organic - Box Of 200 Lw38s
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These screws are specifically designed for attaching wood to metal with a maximum thickness of 4mm. The coarse self-tapping thread features wings that ream out the timber, allowing the screw to achieve maximum RPM without burning out. The wings break off upon contact with metal, enabling self-tapping. The exterior plating provides a durable and corrosion-resistant silver coating. It has a countersunk head with ribs, a Phillips recess, and a self-drilling point. It is made of case and core hardened carbon steel. The screw is 4.8 x 38mm.