1/2-13 x 3 1/2 Serrated Hex Flanged Washer Full Thread Screw Case Hard Zinc 4-40-3 Its 1/4-20 thread size and

Its 1/4-20 thread size and 7/8-inch length make it ideal for a range of projects

The modified truss head provides a low profile and a wide bearing surface

This 1/2-13 x 1 3/4 Hex Cap Screw is crafted from durable 316 stainless steel

The black phosphate finish enhances corrosion resistance and provides a professional appearance

These 1/4-14 x 5 Unslotted Indent Hex Washer Self Drill Screws are made of 18-8 stainless steel

1/2-13 x 3 1/2 Serrated Hex Flanged Washer Full Thread Screw Case Hard Zinc 4-40-3 Its 1/4-20 thread size andThe 1 2 13 x 3 1 2 Serrated Hex Flanged Washer Full Thread Screw Case Hard Zinc is a versatile and durable fastener designed for applications requiring a secure and vibration resistant connection. Its serrated hex flange head provides a positive grip, preventing the screw from loosening due to vibration or movement. The full thread design allows for maximum thread engagement, ensuring a strong and reliable hold. The case hardened zinc plating provides