Rocaris 5 Pcs M3 M4 M5 M6 M8 Titanium Coated HSS Spiral Flute Metric Taps Set
- High hardness, fast cutting, wear high temperature..
- Spiral groove is conducive to remove crumbs, not easily broken tap..
- Spiral Tap the crumbs into a spiral up chip evacuation, it is more suitable for the processing of.