10.1mm Rubber O-Rings (ID: 6.9mm) - choose color & quantity

Pkg of 40 or Pkg of 240 Outer Diameter: 10.1mm  Inner Diameter: 6.9mm Thickness: 1.6mm Outer Diameter: .4 inches  Inner Diameter: .27 inches  Thickness: .06 inches A/R: 4.3 For Chainmaille: Works most often with 1/4" jump rings.  This size matches the size of a 16g 1/4" jump ring exactly.  This is a fairly skinny ring for its size.  These work best in weaves where the O-Ring is folded in half or doubled. For leather: This size fits Regaliz leather (oval leather cord).  This size is skinnier than the 10mm and 12mm orings to enable it to sit flat on flat leather and create a skinnier line of decoration when used with 10mm or 12mm leather. Other uses: These are used as stitch markers for Knitting & Crochet and can also be used for Macrame.  EPDM Orings were developed to form a waterproof seal.  They can be used with LED lights to form a waterproof seal between the bulb and hardware.  These have also been used for body piercings that often require a stopper of this sort, tattoo equipme