The term commercially pure (CP) titanium is applied to unalloyed titanium and designates several grades, specifically 1, 2, 3, 4, which is containing minor amounts of impurity elements, such as carbon, iron and oxygen. CP titanium ranges from Grade1, which has the highest corrosion resistance, formability and lowest strength, to Grade 4, which offers the highest strength and moderate formability. Specifications: 1) Size: 0.8mm diameter (min.) 2) Grades: TA0, TA1, TA2 or Gr1, Gr2, Gr3, Gr4 Applications: 1) For redrawing 2) Welding wire 3) Mesh weaving 4) Making optical frame 5) Making titanium jewelry or earring 6) Needles 7) Pacing leads 8) Sutures 9) Ligature clips