8-18 x 1 #6HD Six Lobe Pan High Low Screw Fully Threaded Zinc and Bake NH188SP They feature a hex washer

They feature a hex washer head that provides a wide bearing surface and prevents the screw from over-tightening

The screw has a 6-lobe pan head and a fully threaded body

The 4-40 x 1/4 Phillips Pan Full Thread Machine Screw Black Oxide is a small

Made from alloy steel and heat-treated to a minimum tensile strength of 120

This 3/8-16 x 9 Hex Cap Screw Grade 5 Zinc is a high-quality fastener designed for a wide range of applications

8-18 x 1 #6HD Six Lobe Pan High Low Screw Fully Threaded Zinc and Bake NH188SP They feature a hex washer8 18 x 1 #6HD Six Lobe Pan High Low Screw Fully Threaded Zinc and Bake: These screws are designed with a six lobe pan head that provides a high torque drive and a low profile. They are fully threaded for maximum holding power and are made of hardened steel for durability. The zinc and bake coating provides corrosion resistance. These screws are ideal for use in a variety of applications, including automotive, construction, and manufacturing.