QNDE Central Conductor QNDE| 12802 QNDE Central Conductor Print QNDE| 12802 QNDE Central Conductor Solid copper rods for circular magnetization of hollow parts. Below listed standard sizes. Available in diameter of 0.25", 0.375”, 0.5", 0.625”, 0.75", 0.875”, 1”, 1.25”, 1.5” (6.4, 9.5, 12.7, 15.9, 19, 22.2, 25.4, 31.8 or 38.1mm) in any length (specify length). 622632: Central conductor, 0.5"x15.875” (12.7x403mm). 622633: Central conductor, 0.75"x15.875” (19x403mm). 626634: Central conductor, 1"x15.875” (25.4x403mm). OCCB0.5x12: Central conductor, 0.5"x12” (12.7x305mm). OCCB1.0x12: Central conductor, 1.0”x12” (25.4x305mm). OCCB1.5x12: Central conductor, 1.5”x12” (38.1x305mm). Request for information