4-24 x 5/8 Phillips Oval Self Tapping Screw Type AB Fully Threaded Zinc KWSMS while the square necks prevent

while the square necks prevent the bolts from turning when tightened

This 1/2-13 x 14 Hex Machine Bolt is made of steel and has a hot-dip galvanized finish for corrosion resistance

Made of regular zinc

These 1-8 x 7 Hex Tap Bolts Grade 8 Fully Threaded Zinc Yellow are designed for heavy-duty applications and are suitable for use in a wide range of materials

This screw is made of 18-8 stainless steel

4-24 x 5/8 Phillips Oval Self Tapping Screw Type AB Fully Threaded Zinc KWSMS while the square necks preventThe 4 24 x 5 8 Phillips Oval Self Tapping Screw Type AB Fully Threaded Zinc is a versatile screw designed for various applications. Its self tapping feature eliminates the need for pre drilling, making it ideal for use in thin metals, plastics, and wood. The Phillips oval head provides a secure grip for screwdrivers, ensuring easy installation. The fully threaded design offers maximum holding power, while the zinc coating provides corrosion resistance