14-14 x 4 Phillips Flat Self Drill Screw Zinc Plated. Our Phillips flat head tapping screw are available in spaced or unified threads, as well as a #2 or #3 drill point.
While many screws and bolts require pilot holes to guide them into the desired spot, our self-drilling screws come with a sharp point that can easily tap into assorted metals, woods and other substrates with relative ease. You can skip a few steps and increase the speed of your work with these flat, self-drilling screws, which are designed to drill through steel.
You can feel confident in their strength and quality, as they’re constructed with AISI 1022 or equivalent steel, and they usually rate on the Rockwell scale between C50-56. Meets F.I.P.-1000.7 for torsional strength & drill speed. Meets ASTM A 510 for carbon steel manufacturing. Zinc plating meets ASTM B-117 for salt spray corrosion, and it will also resist corrosion produced by other factors, like excessive moisture and heat. Manufactured to SAE J78 for dimensional specifications.
The screw’s flat head sits flush in the materials that you drill into, which creates a smooth surface and reduces the risk of cracking or splintering when used in wood. You can use these screws in sheet metal attachment, insulation installation, woodworking and a variety of other construction projects in multiple industries.
FMW Fasteners believes in providing quality products on quick turnaround times, which is why we offer fast, flat-rate shipping on all orders. You can also customize it to your liking by choosing the exact quantity of Phillips flat, self-drilling screws. Browse our selection or contact us today with questions.