Specification Brand : CK Worldwide BulletPoint1 : 0.8% Zirconiated (White) EWZr-8/WZ BulletPoint2 : Principal Oxide: 0.7– 0.9% Zirconium Oxide BulletPoint3 : Non-Radioactive. Best for use in Alternating Current (A/C) for aluminum alloys and magnesium alloys using inverter or transformer based constant current power sources BulletPoint4 : Balls well, handles higher amperage than pure tungsten with less spitting, better arc starts and arc stability than pure tungsten. CrossSectionShape : Round ExternallyAssignedProductIdentifier1 : 720340088499 ExternallyAssignedProductIdentifier2 : 0720340088499 HandOrientation : Ambidextrous ItemName : CK T0407GZ 0.8% Zirconiated Zironiated Tungsten Electrode .040" X 7", 10 pack ItemPackageQuantity : 10 ItemShape : Round ItemTypeKeyword : arc-welding-stick-electrodes Manufacturer : CK Worldwide Material : carbon steel NumberOfItems : 10 PartNumber : T0407GZ Pattern : Solid ProductDescription : .8% Zirconated Tungsten balls well, handles a higher current with less spitting, and has better arc starts and arc stability than pure tungsten. It is composed of 98.6% Tungsten, .7%-.9% Zirconium, and .5% other. Materials welded- Aluminum and Magnesium. Package of 10 ProductSiteLaunchDate : 2018-10-04T12:00:00.000-08:00 Size : 1 Count (Pack of 10) Style : Classic SupplierDeclaredDgHzRegulation : unknown UnitCount : 10