Features: This set is specially designed for hair extensions. Needle tool can be applied for pulling hair through micro-link rings. Pliers feature curved head for easy use. Soft silicone rings, no damage to your hair. They are very easy to attach, holding your hair firmly. Specifications: Pliers length: 12.5 cm/ 4.92 inch Pulling hook length: 21.5 cm/ 8.46 inch Bead device length: 14 cm/ 5.51 inch Micro rings outer diameter: 5.0 mm Micro rings inner diameter: 3.5 mm Micro rings length: 3.0 mm Micro rings color: black Package includes: 1 x Plier 1 x Pulling Hook 1 x Beads device 200 x Micro rings Note: Pleas use the tools with care, otherwise you may hurt yourself.