Anvirtue plier have nail groove which can make nail automatic out, you can quickly attach nail to tension wire in an automated fashion Perfect plier tool for pet cage and fence fixing, ergonomic handle design for comfortable and anti-skid grip. Quickly assemble a bulk mesh to a bird or rabbit cage or even fence. Materials: Galvanize Steel Size Plier: 17.5cm x 13.2cm Size Nail: 18mm Color: Blue, Yellow 1x Type M Nail Ring Pliers, or 1x Box M Nail (600 PCS), or 1 Set Type M Nail Ring Pliers & M Nail (600 PCS)