10 pcs 14k Gold Filled Cable Stringing Thimble Wire Guard / Protector (.045 Inch Hole) Use to protect stringing materials from undue wear or abrasion from clasps and other sharp edged components. Made in USA. Made in USA. There is 100 times more gold in 14 kt. Gold filled (rolled gold) than in gold plate. A 14/20 Gold Filled piece is usually considered as a lifetime piece of jewelry.Made in USA. 14K Gold Filled Size: approximately 5mm x 5.2mm Hole Size: 0.045 inch ((approximately 1.14mm)