DIN351/UNF HSS Hand Tap Set
These hand tap sets include two ground DIN351/UNF taps made of HSS. They are suitable for machining steel, cast iron and other soft metals.



Technical Specifications
Product Overview
Professional HSS Hand Tap Set
These DIN351/UNF hand taps are engineered for precision and durability, featuring a ground manufacturing process. Constructed from high-speed steel (HSS), they are ideal for machining steel, cast iron, and various soft metals. Available in a comprehensive range of sizes from No.0-80UNF to 1-1/2-12UNF, these sets are essential tools for reliable thread cutting in diverse industrial applications.
Technical Specifications
- Manufacturing Process
- Ground
- Material
- High-Speed Steel (HSS)
- Surface Treatment Options
- WhiteTitanium Nitride-platedTitanium Aluminum Nitride-plated
- Suitable Materials
- SteelCast IronSoft Metals
- Configuration
- Two taps per group
Size Range
Size Reference Table
| Size | Flute Length (mm) | Total Length (mm) |
|---|---|---|
| No. 0-80UNF | 8 | 28 |
| No. 1-72UNF | 10 | 32 |
| No. 2-64UNF | 10 | 32 |
| No. 3-56UNF | 10 | 32 |
| No. 4-48UNF | 11 | 36 |
| No. 5-44UNF | 12 | 40 |
| No. 6-40UNF | 12 | 40 |
| No. 8-36UNF | 12 | 40 |
| No. 10-32UNF | 14 | 45 |
| No. 12-28UNF | 16 | 50 |
| 1/4-28UNF | 18 | 56 |
| 5/16-24UNF | 18 | 56 |
| 3/8-24UNF | 18 | 63 |
| 7/16-20UNF | 18 | 63 |
| 1/2-20UNF | 20 | 63 |
| 9/16-18UNF | 20 | 70 |
| 5/8-18UNF | 20 | 70 |
| 3/4-16UNF | 22 | 80 |
| 7/8-14UNF | 22 | 80 |
| 1"-14UNF | 22 | 90 |
| 1"-12UNF | 22 | 90 |
| 1-1/8-12UNF | 28 | 100 |
| 1-1/4-12UNF | 28 | 100 |
| 1-3/8-12UNF | 32 | 110 |
| 1-1/2-12UNF | 32 | 110 |
- Size Range
- No.0-80UNF to 1-1/2-12UNF



