8-18 x 1 7/8 Square Drive Modified Truss Head Self Drilling Screw Full Thread Zinc 3-48 The nut is finished with

The nut is finished with a smooth surface

1-8 N1610 Nylon Insert Hex Locknut NE Light Hex Standard Height Grade 8 Zinc Yellow is a type of fastener used to secure bolts and screws

They are designed to be used with bolts and nuts to prevent loosening due to vibration or other factors

The indented hex washer head provides a secure hold and prevents the screw from loosening due to vibration or movement

these screws are perfect for a wide range of applications

8-18 x 1 7/8 Square Drive Modified Truss Head Self Drilling Screw Full Thread Zinc 3-48 The nut is finished withThese 8 18 x 1 7 8" square drive modified truss head self drilling screws are full thread and zinc plated for corrosion resistance. They have a sharp point that easily penetrates metal, wood, and other materials. The square drive head provides a secure grip for driving, and the modified truss head has a low profile that sits flush with the surface. These screws are ideal for a variety of applications, including metal framing, roofing, and siding. They