Basic StandardANSIClamping width - inch0.925CoatingBrightConnection diameter - inch (DCON MS)1.23Connection diameter - millimeter (DCON MS)31.24Flute count (NOF)4Flute Geometry (FDC)Straight Flute GeometryHand (Cutting direction)RightMaterialHSSOverall length - fractional inch (OAL)6.3/8Overall length - inch (OAL)6.375ShankCylindrical shank with SquareThread diameter size (TDZ)1.1/2Thread form (THFT)UNC - Unified CoarseThreading length - fractional inch (THL)3"Threads per inch (TPI)6Tolerance limitH4Usable length (ULDR)1.5
| Basic Standard | ANSI |
| Clamping width - inch | 0.925 |
| Coating | Bright |
| Connection diameter - inch (DCON MS) | 1.23 |
| Connection diameter - millimeter (DCON MS) | 31.24 |
| Flute count (NOF) | 4 |
| Flute Geometry (FDC) | Straight Flute Geometry |
| Hand (Cutting direction) | Right |
| Material | HSS |
| Overall length - fractional inch (OAL) | 6.3/8 |
| Overall length - inch (OAL) | 6.375 |
| Shank | Cylindrical shank with Square |
| Thread diameter size (TDZ) | 1.1/2 |
| Thread form (THFT) | UNC - Unified Coarse |
| Threading length - fractional inch (THL) | 3" |
| Threads per inch (TPI) | 6 |
| Tolerance limit | H4 |
| Usable length (ULDR) | 1.5 |