ApplicationHeavy-DutyDie ConstructionHeavy-DutyDie StyleQuick-Set Two-Piece Die SystemFinishBrightMaterialCarbon steelMeasurement SystemImperialSeries550Style0550Surface ConditionBrightThread FormUNFThread Pitch18Thread Size5/8-18Thread Size Equiv0.6250"Thread TypeUNFTool Size5/8-18 UNFType2-Piece
| Application | Heavy-Duty |
| Die Construction | Heavy-Duty |
| Die Style | Quick-Set Two-Piece Die System |
| Finish | Bright |
| Material | Carbon steel |
| Measurement System | Imperial |
| Series | 550 |
| Style | 0550 |
| Surface Condition | Bright |
| Thread Form | UNF |
| Thread Pitch | 18 |
| Thread Size | 5/8-18 |
| Thread Size Equiv | 0.6250" |
| Thread Type | UNF |
| Tool Size | 5/8-18 UNF |
| Type | 2-Piece |