1/4-14 x 1 1/2 6-Lobe Flat Self Drilling Screw Fully Threaded 410 Stainless Steel MBF10BP which helps to prevent it

which helps to prevent it from damaging the surface of the material it is being driven into

These screws are commonly used in binding applications

This 5/16-18 x 2 1/2 Hex Cap Screw Grade 5 Zinc is a high-quality fastener designed for a variety of applications

5 Hex Jam Nut Zinc**

Its grade 5 rating indicates a tensile strength of 120

1/4-14 x 1 1/2 6-Lobe Flat Self Drilling Screw Fully Threaded 410 Stainless Steel MBF10BP which helps to prevent it1 4 14 x 1 1 2 6 Lobe Flat Self Drilling Screw Fully Threaded 410 Stainless Steel This screw is a 1 4 14 x 1 1 2 inch, 6 lobe flat self drilling screw made of 410 stainless steel. It is fully threaded and has a flat head with a 6 lobe drive. This screw is designed for use in metal applications and is self drilling, eliminating the need for a pilot hole. It is made of 410 stainless steel, which is corrosion resistant and has a high strength to weight