Description
The Walter 03-B581 is a 1/2-13 UNC spiral point tap with a plug chamfer and 3 flutes. The page lists an overall length of 4.33 in (110.0 mm, converted), a thread length of 1.18 in (30.0 mm, converted), a tap drill size of 27/64 in and a 0.27 in (6.9 mm, converted) square end. It is made of high speed steel (M2) with a bronze finish.
The page lists this tap for through holes and, per the manufacturer, it is designed for use on reversible portable drills. It is sold as a single tap (the page prints 1 PC, supplied in a plastic tube).
Features
- 1/2-13 UNC thread
- Spiral point
- Plug chamfer
- 3 flutes
- Overall length 4.33 in (110.0 mm, converted)
- Thread length 1.18 in (30.0 mm, converted)
- Tap drill size 27/64 in
- Square end 0.27 in (6.9 mm, converted)
- High speed steel (M2), bronze finish
- For reversible portable drills, per the manufacturer
- Sold as a single tap
Specifications
| Specification | Value |
|---|---|
| Model | 03-B581 |
| Quantity | 1 piece |
| Type | spiral point tap |
| Thread | 1/2-13 UNC |
| Overall length | 4.33 in (110.0 mm, converted) |
| Thread length | 1.18 in (30.0 mm, converted) |
| Flutes | 3 |
| Chamfer | plug |
| Hole type | through hole |
| Tap drill size | 27/64 in |
| Square size | 0.27 in (6.9 mm, converted) |
| Material | high speed steel (M2) |
| Finish | bronze |
| Packaging | plastic tube |
Part numbers
| Manufacturer part number (MPN) | Big Papa SKU |
|---|---|
| 03-B581 | BP-G-WAL-03B581 |

