EXO® Spiral Point Tap, High Performance Long Shank, Series: 397, Measurement System: Imperial, UNC Thread, 5/16-18 Thread, Plug Chamfer, 3 Flutes, HSS-E, Steam Oxide, Right Hand Cutting, 1-11/16 in Thread Length, 6 in Overall Length, 0.318 in Shank Dia, 4-19/64 in Shank Length, Material Application: Carbon Steel and Stainless Steel, H3 Thread Limit, Through Coolant: No
Threading Blind Holes and Through Hole Applications
| Measurement System | : | Imperial |
| Overall Length | : | 6 in |
| Series | : | 397 |
| Shank Diameter | : | 0.318 in |
| Shank Length | : | 4-19/64 in |
| Thread Length | : | 1-11/16 in |
| Thread Standard | : | UNC |
| Type | : | High Performance Long Shank |
| Cutting Direction | : | Right Hand |
| Thread Size | : | 5/16-18 |
| Thread Limit | : | H3 |
| Chamfer Type | : | Plug |
| Number of Flutes | : | 3 |
| Finish/Coating | : | Steam Oxide |
| Material | : | HSS-E |
| Material Application | : | Carbon Steel and Stainless Steel |
| Through Coolant (Yes/No) | : | No |