Standards 

Although we offer a wide range of customizable options there are standards which are proven and time tested. 

HOle Patterns

Rounded

10% Open  Area   1/8"Diameter & 3/8"Spacing

23% Open Area    1/4"Diameter & 1/2"Spacing

23% Open Area    1/8"Diameter & 1/4"Spacing

33% Open  Area   3/16"Diameter & 5/16"Spacing

40% Open Area  3/8"Diameter & 9/16"Spacing

Slotted

38% Open Area .188" x .75" x .375" round edge 

Square

16% Open Area .200"x.500"