Description
The Walter 03-B641 is a 7/8-9 UNC power tap with a plug chamfer, in high speed steel (M2) with a bronze finish. The page lists 3 flutes, a tap drill size of 49/64 in (19.4 mm, converted), an overall length of 5.63 in (143 mm, converted) and a square size of 0.52 in (13.2 mm, converted), and gives the hole type as through hole. It is sold as a single tap.
Per the manufacturer, this tap is designed for cutting threads with a reversible portable drill. It is a coarse thread (NC) size.
Features
- 7/8-9 UNC power tap
- Plug chamfer
- coarse thread (NC)
- High speed steel (M2), bronze finish
- 3 flutes
- Tap drill size 49/64 in (19.4 mm, converted)
- Overall length 5.63 in (143 mm, converted)
- Square size 0.52 in (13.2 mm, converted)
- For reversible portable drills, per the manufacturer
- Sold as a single tap
Specifications
| Specification | Value |
|---|---|
| Model | 03-B641 |
| Quantity | 1 piece |
| Type | power tap |
| Thread size | 7/8-9 UNC |
| Chamfer | plug |
| Flutes | 3 |
| Tap drill size | 49/64 in (19.4 mm, converted) |
| Overall length | 5.63 in (143 mm, converted) |
| Square size | 0.52 in (13.2 mm, converted) |
| Hole type | through hole |
| Material | high speed steel (M2) |
| Finish | bronze |
Part numbers
| Manufacturer part number (MPN) | Big Papa SKU |
|---|---|
| 03-B641 | BP-G-WAL-03B641 |
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