Hoops Blank 20mm 22G Enameling Soldering Stamping Jewelry Shape Blank,
Type of Metal - Copper, Brass, Bronze or Nickel Silver,
Grade of Metal - First Grade,
Gauge of Metal - 22 Gauge,
Measurement - 20mm Diameter with a 9mm offset circle and are 1.5mm from the edge (for the cutout part),
Quantity - 6,
Materials: Copper.