Use on your lathe to create a variety of decorative edges on rings and bracelets or use by hand to create larger rows of beads and indentations. These millgrain tools are much large than the standard millgrain wheels. Wheels are 1/4" (6.24 mm) dia. mounted on 1/8" (3.17 mm) square shanks, 2.5" long overall. Stocked in male, female, and rope styles.