You use this threading tool to produce an internal thread in a prepared hole with controlled alignment. A hand tap gives you direct feedback on torque and alignment during the cut.
Use suitable lubrication and keep the cutting edges clear so torque stays stable. M indicates an ISO metric thread, where you match nominal size and pitch to the mating thread. HSS G indicates a ground high speed steel tool, typically used when you need consistent cutting geometry.
Note For consistent results, deburr the entry and keep the cutting area clean during use.
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| Type of thread | metric ISO-thread |
|---|---|
| Standard | ISO 529 |
| Form | Form D |
| Material | HSS-G |
| Tolerance | ISO2 (6H) |
| Size | M 45 x 4.5 |
| Overall length (L1) | 187 mm |
| Thread length (L2) | 67 mm |
| Core hole diameter (D1) | 40.5 mm |
| Shank diameter (D2) | 31.5 mm |
| Drive connector | 25.0 mm |
| Item number | 80488-2 |
| Type of flute | straight fluted |
| Application | for through and blind holes |
| Thread standard | DIN 13 |









