Sutton T468 1 x 10 TPI Straight Flute Tap Bottoming - HSS - Bright - ISO 529
Available
The Sutton T468 is a straight flute tap (bottoming chamfer) for BSF threads, made from high speed steel (HSS) with a bright finish. This listing covers 11 sizes from 3/16 x 32 TPI to 1 x 10 TPI.
Straight flutes suit through or blind holes, but they hold only a small amount of chips and do not transport them axially, so deep holes are best avoided except in short chipping materials. The tap has a bottoming chamfer (Form E, 1.5 to 2 threads on the lead), for blind holes with very short thread run-out.
The thread tolerance is Z3 Medium. The tap is built to ISO 529: short machine tap construction.
Where this product is used
- General purpose use.
- Suitable for materials up to 1000 N/mm2.
- Through & blind holes.
- Suitable for both hand and machine operations.
- Depths up to approx. 1 x d1.
Design features
- High speed steel (HSS). Standard tool material for most common applications.
- Bright finish for general purpose applications.
- 3 to 4 flutes, depending on size.
- Bottoming chamfer (Form E), for blind holes with very short thread run-out.
- Thread tolerance Z3 Medium.
- ISO 529 construction, short machine tap construction.
Sizes
Dimensions are in millimetres. Item numbers are the Sutton catalogue numbers. If you are not sure which tapping drill to use, try our tap drill size selector.
| Item no. | Thread size | TPI | Tapping drill (mm) | l1 overall (mm) | l2 thread (mm) | l3 (mm) | d2 shank (mm) | sq square (mm) | l4 square length (mm) | Flutes |
|---|---|---|---|---|---|---|---|---|---|---|
| T468 0476 | 3/16 x 32 TPI | 32 | 4 | 58 | 16 | 22 | 5 | 4 | 7 | 3 |
| T468 0635 | 1/4 x 26 TPI | 26 | 5.2 | 66 | 19 | 25 | 6.3 | 5 | 8 | 3 |
| T468 0794 | 5/16 x 22 TPI | 22 | 6.8 | 72 | 22 | 30 | 8 | 6.3 | 9 | 4 |
| T468 0953 | 3/8 x 20 TPI | 20 | 8.3 | 80 | 24 | 33 | 10 | 8 | 11 | 4 |
| T468 1111 | 7/16 x 18 TPI | 18 | 9.8 | 85 | 25 | - | 8 | 6.3 | 9 | 4 |
| T468 1270 | 1/2 x 16 TPI | 16 | 11 | 89 | 29 | - | 9 | 7.1 | 10 | 4 |
| T468 1429 | 9/16 x 16 TPI | 16 | 12.7 | 95 | 30 | - | 11.2 | 9 | 12 | 4 |
| T468 1588 | 5/8 x 14 TPI | 14 | 14 | 102 | 32 | - | 12.5 | 10 | 13 | 4 |
| T468 1905 | 3/4 x 12 TPI | 12 | 16.75 | 112 | 37 | - | 14 | 11.2 | 14 | 4 |
| T468 2223 | 7/8 x 11 TPI | 11 | 19.75 | 118 | 38 | - | 16 | 12.5 | 16 | 4 |
| T468 2540 | 1 x 10 TPI | 10 | 22.75 | 130 | 45 | - | 18 | 14 | 18 | 4 |
Key specifications
| Specification | Detail |
|---|---|
| Catalogue code | T468 |
| Type | Straight flute tap |
| Thread series | BSF |
| Material | HSS |
| Finish | Bright |
| Chamfer | Bottoming (Form E) |
| Thread tolerance | Z3 Medium |
| Standard | ISO 529 |
| Flutes | 3 to 4 |
| Sizes in this listing | 11 sizes, 3/16 x 32 TPI to 1 x 10 TPI |
Related products
Related Sutton taps: T466 BSF Straight Flute Tap Taper - HSS - Bright - ISO 529, T467 BSF Straight Flute Tap Intermediate - HSS - Bright - ISO 529.
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Sutton T468 BSF Straight Flute Tap Bottoming - HSS - Bright - ISO 529: 10 / 1
SKU: A0015678 | Model: T4682540
TPI 10, Diameter (inch) 1. Features
The Sutton T468 is a straight flute tap (bottoming chamfer) for BSF threads, made from high speed steel (HSS) with a bright finish. This listing covers 11 sizes from 3/16 x 32 TPI to 1 x 10 TPI.
Straight flutes suit through or blind holes, but they hold only a small amount of chips and do not transport them axially, so deep holes are best avoided except in short chipping materials. The tap has a bottoming chamfer (Form E, 1.5 to 2 threads on the lead), for blind holes with very short thread run-out.
The thread tolerance is Z3 Medium. The tap is built to ISO 529: short machine tap construction.

