1/4-20 x 7/16 MS51957-B Phil Pan M/S Coarse Full Thread 300 Series S/S DFAR Black Ox ABWB The 1/2-13 refers to the

The 1/2-13 refers to the diameter and thread pitch of the screw

The screw is 5/32 inches long and has a diameter of 2-56

and other metalworking applications where a strong and reliable connection is required

8-32 x 1 3/4 MS51957

The bugle head design countersinks easily into the drywall

1/4-20 x 7/16 MS51957-B Phil Pan M/S Coarse Full Thread 300 Series S/S DFAR Black Ox ABWB The 1/2-13 refers to the1 4 20 x 7 16 MS51957 B Phil Pan M S Coarse Full Thread 300 Series S S DFAR Black Ox is a type of screw that is commonly used in various industrial and construction applications. It is made of 300 series stainless steel, which provides excellent corrosion resistance and durability. The screw has a Phillips pan head, which allows for easy driving and removal. The coarse thread design provides a strong hold in a variety of materials. The black oxide