ApplicationHeavy-DutyDie ConstructionCollet Assembly with Two-Piece DieDie StyleQuick-Set Two-Piece Die SystemFinishBrightMaterialCarbon steelMeasurement SystemImperialSeries554Style0554Surface ConditionBrightThread FormUNFThread Pitch20Thread Size1/2-20Thread Size Equiv0.5000"Thread TypeUNFTool Size1/2-20 UNFType2-Piece
| Application | Heavy-Duty |
| Die Construction | Collet Assembly with Two-Piece Die |
| Die Style | Quick-Set Two-Piece Die System |
| Finish | Bright |
| Material | Carbon steel |
| Measurement System | Imperial |
| Series | 554 |
| Style | 0554 |
| Surface Condition | Bright |
| Thread Form | UNF |
| Thread Pitch | 20 |
| Thread Size | 1/2-20 |
| Thread Size Equiv | 0.5000" |
| Thread Type | UNF |
| Tool Size | 1/2-20 UNF |
| Type | 2-Piece |