Description: 4 Pieces Patchwork Wheel, 3mm,5mm,7mm,10mm They are all in good quality Perfect scribing tool for tailor, sewing, quilting, patchwork and other DIY craft Great tools for helping you make your fabric crafts Material: Plastic Specification: How to use: 1. Put the paper board or template in the groove of the drawing wheel 2. Put the drawing pen in the hole of the drawing wheel 3. Keep the paper board in position, and move the pen and the drawing wheel, parallel with the paper board edge Package Includes: 4 Pieces Patchwork Wheel