Spiral Point Tap Thread Size 1/4 In.-20 UNC Overall Length 63.50 mm High Speed Steel TiCN Right Hand Thread Length 16.00 mm 75 Percent Thread Drill Size #7 Thread Limit H3 Class of Fit H3 Number of Flutes 3MRO427L29
| # | Attribute | Value |
|---|---|---|
| 1. | brand | WALTER PROTOTYP |

