Spiral Point Tap Thread Size #1-72 UNF Overall Length 1 21/32 in High Speed Steel Bright (Uncoated) Right Hand Thread Length 5/16 in 75 Percent Thread Drill Size #53 Thread Limit 2B Class of Fit H3 Number of Flutes 2MRO33YD41
| # | Attribute | Value |
|---|---|---|
| 1. | brand | OSG |

