TOHO Beading Needle Size #10 - Variety Pack (4-0.51x50mm, 2-0.51x43mm)-15 packs of 6. Stock #Z2-15 *High Quality Japanese Beading Needles* The size 10 needle is a Super Strong very rigid needle extremely hard to bend or break, can pass through most Toho 15/o beads 3 times and 11/o Toho beads 5- 6 times