10-16 x 1 Square Drive Modified Truss Head Self Drilling Screw Full Thread Zinc MP1188 The 5/16-18 thread size and

The 5/16-18 thread size and 1/2-inch length make it suitable for various materials and thicknesses

They are also suitable for use in food processing and medical equipment

It is also a round head screw

This 10-24 two way reversible hex lock nut is made of steel and has a black oxide and wax finish

This 7/8-9 x 2 3/4 Hex Cap Screw is made of high-strength steel and plated with yellow zinc for corrosion resistance

10-16 x 1 Square Drive Modified Truss Head Self Drilling Screw Full Thread Zinc MP1188 The 5/16-18 thread size andThese 10 16 x 1 Square Drive Modified Truss 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 square drive head provides a secure grip for driving. These screws are ideal for use in a variety of applications, including HVAC, electrical, and plumbing.