These wire is used for Practice / learning, in USA usually called "Merlin's gold" because the color looks like gold.
Composition: CDA #230 alloy (85% copper /15% zinc)
Shape: Square
Size : 0.64mm #22ga
Hardness : Dead soft

These wire is used for Practice / learning, in USA usually called "Merlin's gold" because the color looks like gold.
Composition: CDA #230 alloy (85% copper /15% zinc)
Shape: Square
Size : 1.02mm #18ga
Hardness : Dead soft

These wire is used for Practice / learning, in USA usually called "Merlin's gold" because the color looks like gold.
Composition: CDA #230 alloy (85% copper /15% zinc)
Shape: Square
Size : 1.29mm #16ga
Hardness : Dead soft

These wire is used for Practice / learning, in USA usually called "Merlin's gold" because the color looks like gold.
Composition: CDA #230 alloy (85% copper /15% zinc)
Shape: Square
Size : 2mm #12ga
Hardness : Dead soft