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Round Hole Patterns

The image size of the patterns displayed on this page are not actual. For the actual size of the patterns and more specs please download the DOC file provided.

Perforation Code: P100

2.5mm Diameter hole

7.07mm Centers

11.5% open area

More Details: DOC File

P100

Perforation Code: P125

3.10mm Diameter hole

5.53mm Centers

28% open area

More Details: DOC File

P125

Perforation Code: P143

3.2mm Diameter hole

6.1mm Centers

24% open area

More Details: DOC File

P143

Perforation Code: P157

4mm Diameter hole

7.98mm Centers

23% open area

More Details: DOC File

P157

Perforation Code: P186

4.76mm Diameter hole

6.35mm Centers

51% open area

More Details: DOC File

P186

Perforation Code: P195

5.0mm Diameter hole

8.0mm Centers

37.5% open area

More Details: DOC File

P195

Perforation Code: P220

6.3mm Diameter hole

9.53mm Centers

40.3% open area

More Details: DOC File

P220

Perforation Code: P238

6.30mm Diameter hole

25.4mm Centers

4.9% open area

More Details: DOC File

P238

Perforation Code: P243

8.00mm Diameter hole

12.70mm Centers

35% open area

More Details: DOC File

P243

Perforation Code: P291

12.70mm Diameter hole

17.27mm Centers

49.0% open area

More Details: DOC File

P291

Perforation Code: P120

3.1mm Diameter hole

6.0mm Centers

20% open area

More Details: DOC File

P120

Perforation Code: P129

3.20mm Diameter hole

5.01mm Centers

33.5% open area

More Details: DOC File

P129

Perforation Code: P148

3.2mm Diameter hole

8.49mm Centers

10% open area

More Details: DOC File

P148

Perforation Code: P185

4.76mm Diameter hole

25.5mm x 17.95mm Centers at 45 degrees

5.5% open area

More Details: DOC File

P185

Perforation Code: P188

4.76mm Diameter hole

25.4mm Centers

2.8% open area

More Details: DOC File

P188

Perforation Code: P218

6.3mm Diameter hole

8.89mm Centers

46.0% open area

More Details: DOC File

P218

Perforation Code: P235

6.3mm Diameter hole

25.4mm x 17.95mm Centers at 45 degrees

9.8% open area

More Details: DOC File

P235

Perforation Code: P240

8.00mm Diameter hole

9.55mm Centers

60% open area

More Details: DOC File

P240

Perforation Code: P266

9.50mm Diameter hole

14.35mm Centers

40.4% open area

More Details: DOC File

P266

Perforation Code: P329

19.0mm Diameter hole

25.4mm Centers

51.0% open area

More Details: DOC File

P329

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