Gold & Platinum 6.1mm Guardian Positive Locking Earring Backs Metal Types:18K Yellow Hardness of 72 HRc —

Hardness of 72 HRc — the hardest steel file available

Diamond Weight — 14K Yellow Gold 3

12 alcohol prep pads

Ideal for wire wrapping

Gold & Platinum 6.1mm Guardian Positive Locking Earring Backs Metal Types:18K Yellow Hardness of 72 HRc —The Original Guardian positive locking earring backs also known as Guardian Ear Nuts or Safety Earring Backs deliver professional grade security for fine earring designs. Each clutch features straight, ridged trigger tabs that lock positively onto a matching post groove and release only when both side tabs are pressed simultaneously. Sold individually; order two for a pair. Available in 14K yellow, 14K white, 18K yellow, 18K white gold, and platinum