AuRACLE 18k Yellow Plumb Calibration Round Hoke Torches Rated to 160 PSI

Rated to 160 PSI

or signs of wear

Bezel mandrel format for shape-specific forming work

ElectroMelt furnace specifically

AuRACLE 18k Yellow Plumb Calibration Round Hoke Torches Rated to 160 PSIThe AuRACLE 18K Yellow Plumb Gold Calibration Round is a precision calibration disc designed specifically for use with the AuRACLE gold tester. Proper calibration is essential for accurate karat readings, and GemOro recommends using an 18K yellow plumb gold sample as the calibration standard. This disc meets that specification exactly, ensuring your AuRACLE tester performs to its full accuracy potential. Plumb gold refers to gold that is guaranteed to