Description: Hole Size: The hair rooting pins are available with 2 sizes, diameter 0.6mm and diameter 0.8mm, 0.6mm is suitable for small heads such like 1 6 and 1 12 doll head, 0.8mm is suitable for bigger doll head, it is recommended a 0.8mm needles for beginners. How to Use: First place the hair on the doll head, then place the hook side of the needles towards the hair, then hook the hair and insert it into the doll head, finally pull out the needles and repeat. Wide Application: These repair tools are suitable for doll hair roots, hair styling and other crafts to make your doll look beautiful and pretty Handle: Comes with aluminum and wooden handle to meet different repair needs. Note: The 0.6mm needles is easily breaking because it is too thin and bearing too much force(not a quality problem). You can continue as the needles continues, even the needles bar is broken. Specification: Material: Metal Style A 5pcs 0.6mm needless, 2pcs handles, 2pcs awls Style B 5pcs 0.8mm needless, 2pcs handles, 2pcs awls Style C 2pcs 0.6mm needless, 2pcs 0.8mm needless, 2pcs handles, 2pcs awls Style D 1pc 0.6mm needles, 1pc 0.8mm needles, 1pc handle, 1pc awl Size Chart: Wooden Handle: 5cmx0.5cm 1.97inchx0.20inch Aluminum Handle: 5cmx0.2cm 1.97inchx0.08inch Package Includes: 1 Set Doll Hair Rooting Tools Note: Please allow slightly errors due to manual measurement and different monitors.