5/16-18 Cold Forged Wing Nut Black Oxide and Oil WS188B This 3/4-10 x 3 1/4

This 3/4-10 x 3 1/4 Hex Cap Screw is made of 18-8 stainless steel

They are strong

This 7/8" regular (medium) split lock washer is made of 18-8 stainless steel

The 1/2-13 NTU NTU Nylon Insert Heavy Thin Pattern Nut Zinc is a high-quality nut designed for use in a variety of applications

They are also reusable

5/16-18 Cold Forged Wing Nut Black Oxide and Oil WS188B This 3/4-10 x 3 1/4This 5 16 18 Cold Forged Wing Nut is made of durable steel and finished with a black oxide and oil coating for corrosion resistance. It has a wing shaped head with two large, flat surfaces that allow for easy hand tightening or loosening. The cold forging process ensures a strong and precise construction, making it ideal for a variety of applications in automotive, industrial, and construction settings.