Black magnetic clasps for bracelet necklace making 10mmx4mm inner hole flat. color plated over zinc alloy You can glue in flat leather 10x4mm,10x3mm, or 2 strands of 5x4mm,5x3mm leather strap Or use 3 strands of 3mm round cords roughly. Outside size 27mmx12mmx8mm Magnetic function, lock tight and easy to open. For similar design we have 8mmx4mm,10mmx3mm inner hole Directly use keywords 8mmx4mm,or 10mmx3mm you can find them
