1/4-20 x 3 Phil Flat Full Thrd Self Drill Machine Scr Thrd #4 Pt ZincBake 1000hr Salt Spray D934A4 It also helps to prevent

It also helps to prevent the screw or bolt from loosening over time

This screw is ideal for joining wood

with the most common being 3/4-10

It has a Phillips drive and an oval undercut head

1/4-20 x 3 Phil Flat Full Thrd Self Drill Machine Scr Thrd #4 Pt ZincBake 1000hr Salt Spray D934A4 It also helps to preventThese 1 4 20 x 3 Phillips flat full thread self drilling machine screws are designed for use in a variety of applications. They are made of steel and have a zinc bake finish that provides 1000 hours of salt spray protection. The screws have a #4 point and are self drilling, which means they can be driven directly into metal without the need for a pilot hole. They are also full thread, which means they have threads along their entire length. This