Buy in bulk for the best price. Get a set of 10 heavy duty copper clasps. The large sister hook clasp has two identical hooks that swivel open and closed on a rivet. Our heavy weight sister hook clasps are made in America from pure, solid, raw, red copper.

Clasp style: sister hook, double hook, swivel hook

Dimensions: 4mm high, 10mm wide, 16mm long

Metal: raw solid copper (nickel, cadmium, lead free)

Country of origin: USA

Package contains ten clasps (10 pieces). Images of jewelry and other items for demonstrative purposes only. Connection rings not included.

We recommend using 12 gauge copper jump rings with the 16mm sister hook clasp. This is the combination we use to finish our heavy and extra heavy copper chain designs.