60° Staggered Centers

Round Hole PATTERNS

60 Degree Staggered Centers are the most popular of all pattern types because of their inherent strength, their multitude of varied open areas, and their attractive appearance.

60° STAGGERED - .010 - .016 HOLE DIA. (.254mm x 1.219mm)

.010 X .048 (.254mm x 1.219mm)

.010 X .048
HPSI: 502
%OA: 3.9
Max Perf Width: 24"

.012 X .041 (.305mm x 1.041mm)

.012 X .041
HPSI: 687
%OA: 7.8
Max Perf Width: 24"

.016 X .032 (.406mm x .813mm)

.016 X .032
HPSI: 1128
%OA: 22.7
Max Perf Width: 36"

60 STAGGERED - .020 - .027 (.508mm x .656mm)

.020 X .045 (.508mm x 1.143mm)

.020 X .045 TURN 90°
HPSI: 570
%OA: 19.8
Max Perf Width: 36"

.020 X .045 (.508mm x 1.143mm)

.020 X .045
HPSI: 570
%OA: 19.8
Max Perf Width: 36"

.023 X .042 (.584mm x 1.067mm)

.023 X .042
HPSI: 655
%OA: 29.6
Max Perf Width: 42"

.023 X .052 (.584mm x 1.321mm)

.023 X .052
HPSI: 427
%OA: 19.3
Max Perf Width: 60"

.023 X .056 (.584mm x 1.422mm)

.023 X .056
HPSI: 368
%OA: 16.7
Max Perf Width: 42"

.027 X .044 (.656mm x 1.12mm)

.027 X .044
HPSI: 597
%OA: 34.2
Max Perf Width: 24"

.027 X .050 (.656mm x 1.27mm)

.027 X .050
HPSI: 462
%OA: 26.5
Max Perf Width: 60"

.027 X .066 (.656mm x 1.676mm)

.027 X .066
HPSI: 265
%OA: 15.2
Max Perf Width: 60"

60 STAGGERED - .032 - .039 (.813mm x .991mm)

.032 X .094 (.813mm x 2.39mm)

.032 X .094
HPSI: 131
%OA: 10.5
Max Perf Width: 60

.033 X .054 (.838mm x 1.372mm)

.033 X .054 TURN 90°
HPSI: 396
%OA: 33.9
Max Perf Width: 36

.033 X .055 (.838mm x 1.40mm)

.033 X .055
HPSI: 382
%OA: 32.7
Max Perf Width: 60

.033 X .074 (.838mm x 1.880mm)

.033 X .074
HPSI: 211
%OA: 18.0
Max Perf Width: 60

.033 X .094 (.838mm x 2.390mm)

.033 X .094
HPSI: 131
%OA: 11.2
Max Perf Width: 60

.035 X .084 (.889mm x 2.133mm)

.035 X .084
HPSI: 164
%OA: 15.7
Max Perf Width: 60

.035 X .220 (.889mm x 5.588mm)

.035 X .220
HPSI: 24
%OA: 2.3
Max Perf Width: 60

.038 X .050 (.965mm x 1.270mm)

.038 X .050
HPSI: 462
%OA: 52.4
Max Perf Width: 36

.038 X .066 (.965mm x 1.676mm)

.038 X .066
HPSI: 265
%OA: 30.1
Max Perf Width: 36

.038 X .100 (.965mm x 2.540mm)

.038 X .100
HPSI: 115
%OA: 13.8
Max Perf Width: 60

.039 X .085 (.991mm x 2.160mm)

.039 X .085
HPSI: 160
%OA: 19.1
Max Perf Width: 48

.039 X .096 (.991mm x 2.438mm)

.039 X .096
HPSI: 125
%OA: 15.0
Max Perf Width: 60

.039 X .096 (.991mm 2.438mm)

.039 X .096 TURN 90 °
HPSI: 125
%OA: 15.0
Max Perf Width: 60

.039 X .114 (.991mm 2.895mm)

.039 X .114
HPSI: 89
%OA: 10.6
Max Perf Width: 60

.039 X .115 (.991mm x 2.921mm)

.039 X .115
HPSI: 87
%OA: 10.4
Max Perf Width: 60

.039 X .126 (.991mm x 3.200mm)

.039 X .126
HPSI: 73
%OA: 8.7
Max Perf Width: 60

.039 X .199 (.991mm x 5.054mm)

.039 X .199
HPSI: 29
%OA: 3.5
Max Perf Width: 60

60 STAGGERED - .040 - .047 (1.016mm x 1.194mm)

.040 X .058 (1.016mm x 1.473mm)

.040 X .058
HPSI: 343
%OA: 43.1
Max Perf. Width: 60

.040 X .066 (1.016mm x 1.676mm)

.040 X .066
HPSI: 265
%OA: 33.3
Max Perf. Width: 60

.040 X .089 (1.016mm x 2.260mm)

.040 X .089
HPSI: 146
%OA: 18.3
Max Perf. Width: 60

.040 X .111 (1.016mm x 2.819mm)

.040 X .111
HPSI: 94
%OA: 11.8
Max Perf. Width: 60

.040 X .120 (1.016mm x 3.048mm)

.040 X .120
HPSI: 80
%OA: 10.1
Max Perf. Width: 60

.041 X .132 (1.041mm x 3.353mm)

.041 X .132
HPSI: 66
%OA: 8.8
Max Perf. Width: 60

.044 X .180 (1.118mm x 4.572mm)

.044 X .180
HPSI: 36
%OA: 5.4
Max Perf. Width: 60

.045 X .081 (1.143mm x 2.057mm)

.045 X .081
HPSI: 176
%OA: 28.0
Max Perf. Width: 60

.045 X .089 (1.143mm x 2.260mm)

.045 X .089
HPSI: 146
%OA: 23.2
Max Perf. Width: 60

.040 X .098 (1.016mm x 2.489mm)

.040 X .098
HPSI: 120
%OA: 19.1
Max Perf. Width: 60

.047 X .166 (1.194mm x 4.216mm)

.047 X .166
HPSI: 42
%OA: 7.3
Max Perf. Width: 60

.047 X .188 (1.194mm x 4.775mm)

.047 X .188
HPSI: 33
%OA: 5.7
Max Perf. Width: 60

60 STAGGERED - .050 - .057 (1.270 mm x 1.448mm)

.050 X .081 (1.270m x 2.057mm)

.050 X .081
HPSI: 176
%OA: 34.6
Max Perf. Width: 48

.050 X .081 (1.270mm x 2.057mm)

.050 X .081 TURN 90 °
HPSI: 176
%OA: 34.6
Max Perf. Width: 60

.050 X .089 (1.270mm x 2.261mm)

.050 X .089
HPSI: 146
%OA: 28.6
Max Perf. Width: 60

.050 X .093 (1.270mm x 2.362mm)

.050 X .093
HPSI: 134
%OA: 26.2
Max Perf. Width: 60

.050 X .112 (1.270mm x 2.845mm)

.050 X .112
HPSI: 92
%OA: 18.1
Max Perf. Width: 36

.050 X .115 (1.270mm x 2.921mm)

.050 X .115
HPSI: 87
%OA: 17.1
Max Perf. Width: 48

.055 X .093 (1.397mm x 2.362mm)

.055 X .093
HPSI: 134
%OA: 31.7
Max Perf. Width: 48

.055 X .149 (1.397mm x 3.785mm)

.055 X .149
HPSI: 52
%OA: 12.4
Max Perf. Width: 48

.057 X .112

.057 X .112
HPSI: 92
%OA: 23.5
Max Perf. Width: 48

60 STAGGERED - .062 - .065

.062 X .075

.062 X .075
HPSI: 205
%OA: 64.0
Max Perf. Width: 24

.063 X .093

.063 X .093
HPSI: 134
%OA: 41.6
Max Perf. Width: 36

.063 X .133

.063 X .133
HPSI: 65
%OA: 20.4
Max Perf. Width: 36

.065 X .109

.065 X .109
HPSI: 97
%OA: 32.3
Max Perf. Width: 60

60 STAGGERED - .075 - .077

.075 X .100

.075 X .100
HPSI: 116
%OA: 51.0
Max Perf. Width: 48

.075 X .125

.075 X .125
HPSI: 74
%OA: 32.7
Max Perf. Width: 60

.077 X .109

.077 X .109
HPSI: 97
%OA: 45.3
Max Perf. Width: 60

60 STAGGERED - .080 - .085

.080 X .125

.080 X .125
HPSI: 74
%OA: 37.2
Max Perf. Width: 60

.080 X .149

.080 X .149
HPSI: 52
%OA: 26.1
Max Perf. Width: 48

.085 X .125

.085 X .125
HPSI: 74
%OA: 41.9
Max Perf. Width: 60

.085 X .166

.085 X .166
HPSI: 42
%OA: 23.8
Max Perf. Width: 60

60 STAGGERED - .093 - .095

.093 X .156

.093 X .156
HPSI: 48
%OA: 32.2
Max Perf. Width: 60

.093 X .187

.093 X .187 TURN 90°
HPSI: 33
%OA: 22.4
Max Perf. Width: 60

.093 X .187

.093 X .187
HPSI: 33
%OA: 22.4
Max Perf. Width: 60

.095 X .140

.095 X .140
HPSI: 59
%OA: 40.0
Max Perf. Width: 60

60 STAGGERED - .109 - .118

.109 X .156

.109 X .156
HPSI: 48
%OA: 44.3
Max Perf. Width: 36

.115 X .165

.115 X .165
HPSI: 42
%OA: 44.1
Max Perf. Width: 24

.117 X .156

.117 X .156
HPSI: 47
%OA: 51.0
Max Perf. Width: 60

.118 X .177

.118 X .177
HPSI: 37
%OA: 40.3
Max Perf. Width: 24

60 STAGGERED - .125 - .127

.125 X .187

.125 X .187
HPSI: 33
%OA: 40.5
Max Perf. Width: 60

.125 X .218

.125 X .218
HPSI: 24
%OA: 29.8
Max Perf. Width: 72

.125 X .250

.125 X .250
HPSI: 19
%OA: 22.7
Max Perf. Width: 72

.125 X .250

.125 X .250 TURN 90°
HPSI: 19
%OA: 22.7
Max Perf. Width: 60

.125 X .281

.125 X .281
HPSI: 15
%OA: 17.9
Max Perf. Width: 72

.125 X .187

.125 X .187
HPSI: 33
%OA: 41.8
Max Perf. Width: 60

.127 X .218

.127 X .218
HPSI: 24
%OA: 30.8
Max Perf. Width: 60

.127 X .250

.127 X .250
HPSI: 19
%OA: 23.4
Max Perf. Width: 60

60 STAGGERED - .140 - .187

.140 X .187

.140 X .187
HPSI: 33
%OA: 50.1
Max Perf. Width: 48

.140 X .492

.140 X .492
HPSI: 4.8
%OA: 7.3
Max Perf. Width: 24

.150 X .188

.150 X .188
HPSI: 32.7
%OA: 57.7
Max Perf. Width: 60

.156 X .188

.156 X .188
HPSI: 32.7
%OA: 62.4
Max Perf. Width: 60

.156 X .218

.156 X .218
HPSI: 24
%OA: 46.4
Max Perf. Width: 60

.156 X .250

.156 X .250
HPSI: 19
%OA: 35.3
Max Perf. Width: 72

.187 X .250

.187 X .250
HPSI: 19
%OA: 50.7
Max Perf. Width: 72

.187 X .281

.187 X .281
HPSI: 15
%OA: 40.1
Max Perf. Width: 72

.187 X .312

.187 X .312
HPSI: 12
%OA: 32.6
Max Perf. Width: 72

.187 X .375

.187 X .375
HPSI: 8.2
%OA: 22.6
Max Perf. Width: 60

.187 X .217

.187 X .217
HPSI: 25
%OA: 68.1
Max Perf. Width: 60

60 STAGGERED - .218 - .250

.218 X .312

.218 X .312
HPSI: 12
%OA: 44.3
Max Perf. Width: 60

.238 X .492

.238 X .492
HPSI: 4.8
%OA: 21.2
Max Perf. Width: 24

.250 X .312

.250 X .312
HPSI: 12
%OA: 58.2
Max Perf. Width: 60

.250 X .325

.250 X .325
HPSI: 11
%OA: 53.7
Max Perf. Width: 48

.250 X .375

.250 X .375
HPSI: 8.2
%OA: 40.3
Max Perf. Width: 72

.250 X .375

.250 X .375 TURN 90°
HPSI: 8.2
%OA: 40.3
Max Perf. Width: 72

.250 X .397

.250 X .397
HPSI: 7.3
%OA: 36.0
Max Perf. Width: 72

.250 X .433

.250 X .433
HPSI: 6.2
%OA: 30.2
Max Perf. Width: 48

.250 X .437

.250 X .437
HPSI: 6.1
%OA: 29.7
Max Perf. Width: 72

.250 X .468

.250 X .468
HPSI: 5.3
%OA: 25.9
Max Perf. Width: 72

.250 X .500

.250 X .500
HPSI: 4.6
%OA: 22.7
Max Perf. Width: 72

.250 X 1.000

.250 X 1.000
HPSI: 1.2
%OA: 5.7
Max Perf. Width: 60

60 STAGGERED - .312 - .437

.312 X .375

.312 X .375
HPSI: 8.2
%OA: 62.8
Max Perf Width: 60

.312 X .437

.312 X .437
HPSI: 6.1
%OA: 46.2
Max Perf Width: 72

.312 X .500

.312 X .500
HPSI: 4.6
%OA: 35.3
Max Perf Width: 72

.312 X .562

.312 X .562
HPSI: 3.7
%OA: 28.0
Max Perf Width: 72

.375 X .500

.375 X .500
HPSI: 4.6
%OA: 51.0
Max Perf Width: 72

.375 X .562

.375 X .562
HPSI: 3.7
%OA: 40.4
Max Perf Width: 72

.375 X .625

.375 X .625
HPSI: 3.0
%OA: 32.7
Max Perf Width: 72

.375 X .750

.375 X .750
HPSI: 2.1
%OA: 22.7
Max Perf Width: 72

.437 X .625

.437 X .625
HPSI: 3.0
%OA: 44.3
Max Perf Width: 72

60 STAGGERED - .500 - .625

.500 X .687

.500 X .687
HPSI: 2.5
%OA: 48.0
Max Perf Width: 72

.500 X .750

.500 X .750
HPSI: 2.1
%OA: 40.3
Max Perf Width: 72

.500 X 1.00

.500 X 1.00
HPSI: 1.2
%OA: 22.7
Max Perf Width: 72

.625 X .812

.625 X .812
HPSI: 1.8
%OA: 53.7
Max Perf Width: 60

.625 X .875

.625 X .875
HPSI: 1.5
%OA: 46.3
Max Perf Width: 72

60 STAGGERED - .750+

.750 X 1.00

.750 X 1.00
HPSI: 1.2
%OA: 51.0
Max Perf Width: 72

.8125 X 1.125

.8125 X 1.125
HPSI: 0.9
%OA: 47.3
Max Perf Width: 72

1.00 X 1.250

1.00 X 1.250
HPSI: 0.7
%OA: 58.0
Max Perf Width: 72

1.00 X 1.906

1.00 X 1.906
HPSI: 0.3
%OA: 25.0
Max Perf Width: 72

1.125 X 1.500

1.125 X 1.500
HPSI: 0.5
%OA: 51.0
Max Perf Width: 72

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