10-12 x 2 Slot Hex Washer Self Piercing 5/16 Across Flats Full Thread Zinc Needle Point 5/16-18-3B with the threads extending from

with the threads extending from the head to about halfway down the length of the bolt

Its compact size and precise dimensions make it ideal for a wide range of fastening applications

The six-lobe drive design allows for easy installation and removal

It is designed to be used with bolts and nuts to prevent loosening due to vibration or movement

The 2-56 x 1/4 Phillips flat undercut machine screw is a fully threaded screw made of 18-8 stainless steel

10-12 x 2 Slot Hex Washer Self Piercing 5/16 Across Flats Full Thread Zinc Needle Point 5/16-18-3B with the threads extending fromThese 10 12 x 2 Slot Hex Washer Self Piercing 5 16 Across Flats Full Thread Zinc Needle Point screws are designed for use in a variety of applications. They are made of durable zinc plated steel and feature a hex washer head with a 5 16" across flats. The self piercing needle point allows for easy installation into sheet metal without the need for pre drilling. These screws are perfect for use in electrical, plumbing, and HVAC applications.