18 and 36 Piece Tap and Drill Sets
9 Plug Taps and 9 matching Heavy Duty 135 Drill Bits housed in a metal index
Available in the following configurations:
- 18 Piece Carbon Steel NC Sizes
- 18 Piece Carbon Steel NF Sizes
- 18 Piece High Speed Steel NC Sizes
- 36 Piece Carbon Steel both NC and NF Sizes
Sizes included in NC Sets:
| Plug Tap Size | Matching Drill Size |
| 6 x 32 NC | #36 |
| 8 x 32 NC | #29 |
| 10 x 24 NC | #25 |
| 10 x 32 NF | #21 |
| 1/4 x 20 NC | #7 |
| 5/16 x 18 NC | Letter F |
| 3/8 x 16 NC | 5/16" |
| 7/16 x 14 NC | Letter U |
| 1/2 x 13 NC | 27/64 |
Sizes Included in NF Sets:
| Plug Tap Size | Matching Drill Size |
| 6 X 40 NF | #33 |
| 8 X 36 NF | #29 |
| 10 X 24 NC | #25 |
| 10 X 32 NF | #21 |
| 1/4 X 28 NF | #3 |
| 5/16 X 24 NF | #1 |
| 3/8 X 24 NF | Letter Q |
| 7/16 X 20 NF | 25/64" |
| 1/2 X 20 NF | 29/64" |
Sizes included in the 36 Piece sets with both NC and NF:
| Plug Tap Size | Matching Drill Size |
| 6 x 32 NC | #36 |
| 8 x 32 NC | #29 |
| 10 x 24 NC | #25 |
| 12 x 24 NC | #16 |
| 1/4 x 20 NC | #7 |
| 5/16 x 18 NC | Letter F |
| 3/8 x 16 NC | 5/16" |
| 7/16 x 14 NC | Letter U |
| 1/2 x 13 NC | 27/64 |
| 6 X 40 NF | #33 |
| 8 X 36 NF | #29 |
| 10 X 32 NF | #21 |
| 12 x 28 NF | #15 |
| 1/4 X 28 NF | #3 |
| 5/16 X 24 NF | #1 |
| 3/8 X 24 NF | Letter Q |
| 7/16 X 20 NF | 25/64" |
| 1/2 X 20 NF | 29/64" |
