= List of drill and tap sizes
{wiki=List_of_drill_and_tap_sizes}
A list of drill and tap sizes typically includes various standard sizes for drill bits and corresponding tap sizes for creating threaded holes. Here’s a general outline of common drill and tap sizes used in the manufacturing and machining industries, primarily in North America, following the Unified National Thread Standards (UN). \#\#\# Common Drill Sizes for Taps 1. **Tap Size - Drill Bit Size** - 0-80 - 0.228" - 1-64 - 0.
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