Gold Filled 6.0mm Width / Length by 1.0mm Thick, Smooth Spring Ring Clasp With 2.6mm Width / Length Close Ring.
Size of Smooth Spring Ring Clasp - inner diameter - 3.7mm / 0.145 Inch Width / Length.
Size of opening of the Smooth Spring Ring Clasp, once hinge is fully pulled back - 1.2mm / 0.047 Inch.
Size of Close Ring - inner diameter - 1.4mm / 0.055 inch width / length.
Gauge of wire used for Close Ring - 23.0 gauge / 0.57mm / 0.023 inch.
Quantity Per Pack: 20 Pieces.