8-18 x 1 1/2 Phillips Round Washer Head Self Drilling Screw Full Thread Zinc 1 1/2-6 which means that it can

which means that it can create its own threads in the material it is being screwed into

and various other projects

meaning they do not have a coating

It is used to fasten wood or metal together

while its 5 1/2-inch length provides ample reach

8-18 x 1 1/2 Phillips Round Washer Head Self Drilling Screw Full Thread Zinc 1 1/2-6 which means that it canThese 8 18 x 1 1 2 Phillips Round Washer Head Self Drilling Screws are full thread and zinc plated. They are designed for use in metal applications and have a sharp point that drills its own hole. The washer head provides a large bearing surface for added strength and the Phillips drive allows for easy installation. These screws are available in a variety of lengths and finishes to meet your specific needs.