6-13 x 5/8 #2 Square Drive Flat Head No Nibs Deep Thread Type 17 Full Thread Zinc KPU which allows it to be

which allows it to be tightened with a hex wrench

The Phillips drive provides a secure and easy grip for driving

while the indented hex washer head offers a wide bearing surface for even distribution of load

This 3/8-16 x 3 Phillips flat machine screw is made of 18-8 stainless steel and is fully threaded

6-13 x 5/8 #2 Square Drive Flat Head No Nibs Deep Thread Type 17 Full Thread Zinc KPU which allows it to beThese 6 13 x 5 8 #2 Square Drive Flat Head No Nibs Deep Thread Type 17 Full Thread Zinc screws are designed for use in a variety of applications. They are made of zinc plated steel for corrosion resistance and have a deep thread for added strength. The flat head design sits flush with the surface of the material, and the square drive recess accepts a #2 square driver bit. These screws are full thread, meaning that the threads extend the entire length