Spiral Flute Tap Thread Size 1/4 In.-20 UNC Overall Length 80.00 mm High Speed Steel Bright (Uncoated) Thread Length 15.00 mm 75 Percent Thread Drill Size #7 Thread Limit H4 Class of Fit 3B Thread Direction Right Hand Number of Flutes 3MRO427D12
| # | Attribute | Value |
|---|---|---|
| 1. | brand | WALTER PROTOTYP |

