8-18 x 1 7/8 Square Drive Modified Truss Head Self Drilling Screw Full Thread Zinc 3-48 The indented hex washer head

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

The unthreaded portion of the screw is zinc-plated for corrosion resistance

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

this screw is ideal for heavy-duty projects requiring strength and reliability

8-18 x 1 7/8 Square Drive Modified Truss Head Self Drilling Screw Full Thread Zinc 3-48 The indented hex washer headThese 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