1/4-14 x 1 Phil Pan Full Thread Self Drill Screw Black Oxide NS316 These 5/16-18 Serrated Flange Hex

These 5/16-18 Serrated Flange Hex Lock Nuts are Grade 8

making it ideal for use in treated lumber

This type of screw is often used in binding applications

They have a slotted drive and a flat head

1/4-14 x 1 Phil Pan Full Thread Self Drill Screw Black Oxide NS316 These 5/16-18 Serrated Flange HexThe 1 4 14 x 1 Phil Pan Full Thread Self Drill Screw Black Oxide is a versatile and durable screw designed for a wide range of applications. It features a sharp point that allows it to easily penetrate metal, wood, and other materials. The full thread design provides maximum holding power, while the black oxide finish offers corrosion resistance. The Phil pan head provides a secure grip for driving and prevents stripping. This screw is ideal for use