Rockin Beads Brand, Large Hook Clasp Antique Silver Pewter 21x12mm 7mm Closed Jump Ring , 20 Sets Large Hook Clasp Antique Silver Pewter Hook Approx:21mm x 12mm( 7/8"x 4/8") 7mm Closed Jump Ring ( 2/8") Hole size: 3mm( 1/8") Rockin Beads (TM) Brand comes with Rockin Beads Size Gauge Card 20 Sets