Non-Ferrous Alloys

High Temp

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Stainless

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Steel

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Cast Iron

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21 - 30 HRC

31 - 40 HRC

41 - 50 HRC

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51 - 60 HRC

Hard

Pre-Ream Drill Size Database

Pre-Tap Drill size Database

My Items

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.125

.120

.250

.230

.375

.370

12.7 MM

12.65 MM

.500

.499

.250

.245

.500

.499

.125

.123

1

1

0.125

0.120

0.250

0.245

.500

.499