1/4-20 x 7/16 Slotted Flat Undercut Machine Screw Fully Threaded Zinc 20NCUP188 The nut is also wax-coated

The nut is also wax-coated for added protection against rust and corrosion

while the ribbed exterior enhances grip and prevents spinning

and the fillister head provides a low-profile

This 1/2-13 x 8 Hex Machine Bolt is made of steel and has a hot-dipped galvanized finish for corrosion resistance

The M8 x 20 DIN 933 8

1/4-20 x 7/16 Slotted Flat Undercut Machine Screw Fully Threaded Zinc 20NCUP188 The nut is also wax-coatedThe 1 4 20 x 7 16 Slotted Flat Undercut Machine Screw Fully Threaded Zinc is a versatile fastener designed for a wide range of applications. Made from durable zinc plated steel, it features a slotted drive for easy installation and removal. The flat undercut head provides a flush finish when countersunk, while the fully threaded body ensures a secure hold. Its 1 4 20 thread size and 7 16 inch length make it suitable for various materials and projects.