UN 9/16"x12-2xDo - 12TPI Pitch UN Helical Flute Internal Carbide Thread Mill with Radial Coolant - (Helicool R HCR Series - Vardex)
106-00046
Thread Milling TM Solid Carbide HeliCool-Radial Cooling IN 12TPI ISO Shank Diameter 12 (mm) Cutting Diameter 11.8 (mm) Tool Overhang 28.6 (mm) VTH Grade
- For Internal Machining
 - For UN threads
 - Ideal for Steel, Stainless Steel, HRSA's, Cast Iron & Non-Ferrous
 - Made from Micro grain Solid Carbide
 - TiCN coating for longer tool life
 - Radial Coolant For Through Holes
 

| Thread Standard | UN | 
| Pitch | 12TPI | 
| EXT/INT | IN | 
| Coolant | Yes | 
| L | 28.6mm | 
| L1 | 28.6mm | 
| Le | 28.6mm | 
| Cutting Dia | 11.8mm | 
| Z | 4 | 
| Zt | 13 | 
| Grade | VTH | 
| Coating | TiCN | 
| Description | HCR12118L28-I12UNCTMVTH | 
| Shank Dia | 12mm | 
106-00046 UN 9/16"X12-2XDO - 12TPI PITCH UN HELICAL FLUTE INTERNAL CARBIDE THREAD MILL WITH RADIAL COOLANT - (HELICOOL R HCR SERIES - VARDEX)