he Nissen Low Chloride Metal Marker was specifically deSigned to safely mark metals which are attacked by halogens and low melting metallics, It will not impart contaminants that could cause cracking or weakening of the metal especially with heat applications such as welding or cutting, Marks on rough smooth wet oily or dry surfaces, Marks withstand heat and weathering; they won"t chip peel fade or rub-off, Meets most specifications for Stainless Steel and nuclear components, Independent Laboratory Certifications of Analysis are available and traceable to each marker, Color: White, Tip Size: 1/8"", Tip Type: Ball, Type: Marking Ball Tip, SKU: ORSNO110