Grooved Pinch Bail has a decorative groove on each side of the bail. Use this bail on gemstones or crystals to allow them to be used as a pendant for necklace designs. This bail is 13.5mm high and 4.5mm wide (parallel with the necklace) and approx 6.5mm wide closed. Make quick and easy necklaces with pinch bails. Simply align the prongs with your pendant and squeeze the bail shut.