Spiral Flute Tap Thread Size 3.51 mm UNC Overall Length 56 mm High Speed Steel TiN Thread Length 6.50 mm 75 Percent Thread Drill Size 2.70 mm Thread Limit 2B Class of Fit 2B Thread Direction Right Hand Number of Flutes 3MRO60HF18
| # | Attribute | Value |
|---|---|---|
| 1. | brand | WALTER PROTOTYP |

