Spiral Point Tap Thread Size 5/16 In.-18 UNC Overall Length 2 23/32 in High Speed Steel Black Oxide Right Hand Thread Length 1 1/8 in 75 Percent Thread Drill Size F Thread Limit H11 Class of Fit 1B Number of Flutes 3MRO449T72
| # | Attribute | Value |
|---|---|---|
| 1. | brand | GREENFIELD THREADING |

