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Perforated Metals with Round Holes - Up to 27" - Staggered Pattern 60°

Perforated Metal With Round Staggered Pattern 60 Degrees Illustrated
Perforated Metal with Circle Staggered Pattern - 60 Degrees

The following are examples of Stock Perforating Dies available for Standard Jobs of perforating round holes in a staggered, 60° pattern. These dies perforate brass, copper, zinc, steel, plastics, aluminum, hard board, monel metal, type 430 stainless, tin plate, galvanized, aluminized steel, specializing in 16 ga. & lighter. Perforation patterns for Stainless Steel are available down to 1/8" diameter hole in 22ga maximum thickness.

  • Sizes from .033 - 3/4" diameter holes
  • 1.31 to 300 holes per square inch
  • 6%-75% open area
Hole Size Fraction
Hole Size Decimal
Centers or Feed
Holes per sq. inch
% Area Open
7/64 in
N/A
N/A
47
44 %
N/A
0.027 in
0.066 staggered
300
17.5 %
1/32 in
0.033 in
0.071 staggered
237
20 %
1/25 in
0.040 in
0.088 staggered
169
22 %
1/24 in
0.042 in
0.088 staggered
169
23.4 %
1/23 in
0.043 in
0.088 staggered
169
24.5 %
1/22 in
0.045 in
0.088 staggered
169
27 %
1/21 in
0.048 in
3/32" staggered 60º
131
23 %
1/20 in
0.050 in
0.100 staggered
132
26 %
1/20 in
0.050 in
3/32" staggered 60º
131
25.7 %
1/20 in
0.050 in
0.110 staggered
108
20 %
1/19 in
0.053 in
3/32" staggered 60º
131
29 %
1/18 in
0.055 in
0.110 staggered
108
27 %
1/18 in
0.055 in
3/32" staggered 60º
131
32.3 %
1/17 in
0.059 in
3/32" staggered 60º
131
35.8 %
1/16 in
0.062 in
7/64" staggered 60º
98
30.4 %
1/16 in
0.062 in
1/8" staggered 60º
74
22.5 %
1/16 in
0.062 in
3/32" staggered 60º
131
40.5 %
1/16 in
0.062 in
5/32" staggered 60º
44
13.5 %
1/15 in
0.066 in
1/8" staggered 60º
74
25.3 %
1/14 in
0.072 in
1/8" staggered 60º
74
30 %
1/13 in
0.078 in
1/8" staggered 60
74
35.2 %
5/64 in
0.078 in
7/64" staggered 60º
98
46.7 %
5/64 in
0.078 in
0.098 staggered 60º
120
57 %
1/12 in
0.083 in
1/8" staggered 60º
74
40 %
5-1/2/64 in
0.086 in
9/64" staggered 60º
58
33.6 %
3/32 in
0.0937 in
5/32" staggered 60º
47
32.4 %
3/32 in
0.0937 in
3/16" staggered 60º
33
22.8 %
N/A
0.097 in
1/8" staggered 60º
74
55 %
6-1/2/64 in
0.102 in
5/32" staggered 60º
47
38.4 %
7/64 in
0.109 in
3/16" staggered 60º
33
30.8 %
7/64 in
0.109 in
5/32" staggered 60º
47
44 %
7-1/4/64 in
0.113 in
3/16" staggered 60º
33
33 %
7-1/2/64 in
0.116 in
5/32" staggered 60º
47
51 %
7-1/2/64 in
0.116 in
3/16" staggered 60º
33
34.6 %
1/8 in
0.125 in
3/16" staggered 60º
33
40.5 %
1/8 in
0.125 in
7/32" staggered 60º
24
29.4 %
1/8 in
0.125 in
1/4" staggered 60º
18-1/2
23 %
1/8 in
0.125 in
9/32" staggered 60º
14-1/2
18 %
1/8 in
0.125 in
3/8" staggered 60º
8
9 %
1/8 in
0.125 in
1/2" staggered 60º
4.83
6 %
8-1/2/64 in
0.134 in
7/32" staggered 60º
24
34 %
9/64 in
0.141 in
7/32" staggered 60º
24
37.4 %
9/64 in
0.141 in
3/16" staggered 60º
33
51.5 %
9-1/2/64 in
0.149 in
7/32" staggered 60º
24
41.8 %
5/32 in
0.156 in
3/16" staggered 60º
33
63 %
5/32 in
0.156 in
7/32" staggered 60º
24
45.8 %
5/32 in
0.156 in
1/4" staggered 60º
18-1/2
35.3 %
10-1/2/64 in
0.164 in
7/32" staggered 60º
24
50 %
11/64 in
0.172 in
1/4" staggered 60º
18-1/2
43 %
11-1/2/64 in
0.180 in
1/4" staggered 60º
18-1/2
47 %
3/16 in
0.187 in
7/32" staggered 60º
24
66 %
3/16 in
0.187 in
1/4" staggered 60º
18-1/2
51 %
3/16 in
0.187 in
9/32" staggered 60º
14-1/2
40 %
3/16 in
0.187 in
5/16" staggered 60º
11.8
32.4 %
3/16 in
0.187 in
3/8" staggered 60º
8.18
23 %
3/16 in
0.187 in
5/8" staggered 60º
2.94
8.11 %
3/16" sq.
0.1875 in
0.312 staggered 60º
10.3
36 %
12-1/2/64 in
0.194 in
9/32" staggered 60º
14.5
42.8 %
13/64 in
0.203 in
1/4" staggered 60º
18.5
59.8 %
13/64 in
0.203 in
9/32 " staggered 60º
14.5
46.9 %
13-1/2/64 in
0.212 in
9/32 " staggered 60º
14-1/2
51 %
7/32 in
0.218 in
5/16" staggered 60º
11.85
44.5 %
14-1/2/64 in
0.227 in
5/16" staggered 60º
11.85
47.8 %
15/64 in
0.234 in
11/32" staggered 60º
9.75
42 %
15-1/2/64 in
0.242 in
11/32"staggered 60º
9.75
45 %
1/4" sq.
0.250 in
0.288 staggered 60º
12
75 %
1/4 in
0.250 in
5/16" staggered 60º
11.85
58 %
1/4 in
0.250 in
3/8" staggered 60º
8.18
40 %
1/4 in
0.250 in
1/2" staggered 60º
4.6
23 %
16-1/2/64 in
0.257 in
3/8" staggered 60º
8.18
42.5 %
17/64 in
0.266 in
5/16" staggered 60º
11.85
65.6 %
17/64 in
0.266 in
3/8" staggered 60º
8.18
45.5 %
17-1/2/64 in
0.272 in
13/32" staggered 60º
7
43.5 %
9/32 in
0.281 in
13/32" staggered 60º
7
46.5 %
18-1/2/64 in
0.289 in
13/32" staggered 60º
7
49.2 %
19/64 in
0.297 in
13/32" staggered 60º
7
49 %
19-1/2/64 in
0.305 in
13/32" staggered 60º
7
52 %
5/16 in
0.312 in
3/8" staggered 60º
8.18
62.5 %
5/16 in
0.312 in
7/16" staggered 60º
6
46.7 %
20-1/2/64 in
0.320 in
7/16" staggered 60º
6
48.2 %
21-1/2/64 in
0.335 in
1/2" staggered 60º
4.6
40.5 %
11/32 in
0.344 in
1/2" staggered 60º
4.6
42.8 %
22-1/2/64 in
0.349 in
1/2" staggered 60º
4.6
44 %
23/64 in
0.359 in
1/2" staggered 60º
4.6
46.5 %
23-1/2/64 in
0.367 in
1/2" staggered 60º
4.6
48.9 %
3/8 in
0.375 in
7/16" staggered 60º
6
66.8 %
3/8 in
0.375 in
17/32" staggered 60º
4.3
45 %
3/8 in
0.375 in
9/16" staggered 60º
4
44 %
3/8 in
0.375 in
13/16" staggered 60º
1.74
19 %
24-1/2 in
0.383 in
9/16" staggered 60º
4
42.7 %
25/64 in
0.391 in
9/16" staggered 60º
4
48 %
13/32 in
0.406 in
9/16" staggered 60º
4
51.5 %
27/64 in
0.422 in
19/32" staggered 60º
3.27
45.8 %
7/16 in
0.438 in
19/32" staggered 60º
3.27
49.4 %
29/64 in
0.453 in
5/8" staggered 60º
2.94
47.5 %
15/32 in
0.469 in
5/8" staggered 60º
2.94
51 %
31/64 in
0.484 in
11/16" staggered 60º
2.43
44.7 %
1/2 in
0.500 in
11/16" staggered 60º
2.43
47.6 %
1/2 in
0.500 in
3/4" staggered 60º
2.04
40 %
33/64 in
0.516 in
11/16" staggered 60º
2.43
50.9 %
17/32 in
0.531 in
11/16" staggered 60º
2.43
53.8 %
9/16 in
0.563 in
3/4" staggered 60º
2.04
51 %
19/32 in
0.594 in
3/4" staggered 60º
2.04
56.6 %
5/8 in
0.625 in
13/16" staggered 60º
1.74
53.1 %
21/32 in
0.656 in
7/8" staggered 60º
1.5
50.5 %
11/16 in
0.687 in
7/8" staggered 60º
1.5
55.6 %
3/4 in
0.750 in
15/16" staggered 60º
1.31
58 %
21/64 in
0328 in
1/2" staggered 60º
4.6
39 %