Gold Heavy 6.3mm Friction Earring Backs Gemological Instruments both 90° positions

both 90° positions

Includes alcohol prep pads for sanitary preparation

Profile Shape Marquise (sharp oval) Factory Designation SP314 B Height-to-Width Ratio 38% Number of Holes 20 Largest Hole 3 mm × 1

185 – 6" Digital Caliper

3mm link width

Gold Heavy 6.3mm Friction Earring Backs Gemological Instruments both 90° positionsThese heavy friction ear nuts are a reliable, professional grade finding for fine jewelry earring work. At 6. 3 mm in diameter measured at the widest point of the nut they provide a secure, substantial hold suited to heavier earring designs. Available in 14K and 18K yellow and white gold, each back is made in the USA using 100% recycled gold by a leading precious metal findings manufacturer certified to ISO 14001: 2015 Environmental and ISO 9001: 2015