Miyuki size 6 seed beads are known for their consistent shape and size and beautiful array of colors and finishes. These high quality seed beads are extremely versatile since with their large holes they can be used on virtually any size stringing wire and beading cord, as well as thread for looming and stitching. Miyuki size 6 glass beads are also ideal for many craft projects, including macram??. ?ÿDiameter 4mm, with a 1.5mm hole. Sold in tubes of 20 grams, which contain approximately 275 beads..