Thread prep
#10-32 Tap Drill
Common shop chart tap drill for #10-32 UNF.
Last updated 2026-05-12Confidence: reference-derivedUNF
| Thread size | #10-32 |
|---|---|
| Tap drill | #21 |
| Decimal / mm | 0.159 in / 4.039 mm |
| Normal clearance | 0.201 in |
| Percent thread | 75% reference |
Thread prep
Common shop chart tap drill for #10-32 UNF.
| Thread size | #10-32 |
|---|---|
| Tap drill | #21 |
| Decimal / mm | 0.159 in / 4.039 mm |
| Normal clearance | 0.201 in |
| Percent thread | 75% reference |