6-20 x 1/2 Phillips Flat Self Drilling Screw Full Thread 410 Stainless Steel 3 1/2-4 while the 10-24 thread size

while the 10-24 thread size ensures a tight fit

This bolt is ideal for use in heavy-duty applications such as bridges

Its zinc coating provides resistance to corrosion

and other exposed structures

6-20 x 1/2 Phillips Flat Self Drilling Screw Full Thread 410 Stainless Steel 3 1/2-4 while the 10-24 thread sizeThese 6 20 x 1 2 Phillips flat self drilling screws are made of 410 stainless steel, providing superior corrosion resistance and strength. The flat head design sits flush with the surface, creating a clean and professional finish. The self drilling tip eliminates the need for pre drilling, saving time and effort. The full thread design provides maximum holding power, ensuring a secure connection. Ideal for a wide range of applications, including