912S-0X = Lobster Clasp with Ring Sterling Silver

Sterling Silver Lobster Clasp with Open Ring This sterling silver chain clasp features an open jump ring to attach with pliers. The clasp opening is spring loaded. You open it by pulling back the tiny "knob" with your fingernail. Close by releasing and letting the inner spring "pop" it close. Sold individually 7 Sizes are available: 912S-02 = 3x9mm 912S-03 = 4x10mm 912S-04 = 4.3x11.5mm 912S-05 = 4.6x13.5mm 912S-06 = 6.2x16mm 912S-07 = 8.2x16mm 912S-08 = 9.3x18mm Remember that lobster clasps have an internal steel spring. That spring can be damaged by the heat of soldering or by being immersed in acidic pickle solution.