M6 x 1.0 x 3.50 Metric Flat Head Round Open-End Rivet Nut Steel Zinc Yellow Dichromate 09NCUP while the 3-inch length offers

while the 3-inch length offers ample reach for various projects

it features a partially threaded shank that provides a secure hold in a wide range of materials

It is ideal for use in various applications

while the 1/2-inch length provides ample reach for most projects

The 1/2-13 Heavy Hex Nut Black Oxide is a heavy-duty nut designed for use in high-stress applications

M6 x 1.0 x 3.50 Metric Flat Head Round Open-End Rivet Nut Steel Zinc Yellow Dichromate 09NCUP while the 3-inch length offersM6 x 1. 0 x 3. 50 Metric Flat Head Round Open End Rivet Nut Steel Zinc Yellow Dichromate is a type of fastener that is used to join two or more pieces of material together. It is made of steel and has a zinc yellow dichromate finish. The rivet nut has a flat head and a round open end. It is installed by inserting it into a hole in the material and then using a tool to expand the rivet nut, which causes it to flare out and hold the materials together.