6-20 x 2 1/4 Phillips Pan Self Tapping Screw Type AB Fully Threaded Zinc 1-3/4-12 Their metric M4 thread size

Their metric M4 thread size and 0

The internal teeth of the washer bite into the surface of the nut or bolt

These 3/4-10 x 1 3/4 Heavy Hex Structural Bolts are high-strength fasteners designed for heavy-duty structural applications

it features a black oxide finish for enhanced corrosion resistance

This 1/4-28 Flex Type Hex Lock Nut is a full height nut made of steel and finished with a light cadmium and wax coating for corrosion resistance

6-20 x 2 1/4 Phillips Pan Self Tapping Screw Type AB Fully Threaded Zinc 1-3/4-12 Their metric M4 thread sizeThese versatile screws are designed for various applications, featuring a self tapping design that eliminates the need for pre drilling. Their 6 20 diameter and 2 1 4 inch length provide ample strength and holding power. The Phillips pan head offers a secure grip for driving, while the fully threaded shank ensures maximum engagement with the material. Zinc plating enhances corrosion resistance, making these screws suitable for both indoor and outdoor