Usage Tips:materials: our nail pullers are made of metal that is corrosion resistant and will not break or deform easily, ensuring long term use. Dimensions: the blue nail puller has an overall length of 235mm and the massage handle elbow is 260mm overall Ergonomic design: ergonomic design with lever function for comfortable use. No damage to the surface of the upholstered furniture. Lever design reduces the force required, ultra-light and non-slip design, comfortable to use. Hardened steel lifting mechanism for easy lifting, gripping and removing nails. Easy to use: ultra-lightweight but durable hardened steel and curved handles keep your hands free from stress and pain. You can simply insert the probe under the staple and use the rocker mechanism to remove it easily. With this heavy-duty staple removal kit, you can easily and effectively remove staples. Lightweight and portable: the staple remover is a great tool that saves time and pain as far as your hands are concerned. These tools allow you to quickly and easily remove stubborn panel staples, pad staples, tack staples and staples without causing damage. Wide range of applications: 2-piece nail puller screwdriver set. Suitable for upholstered furniture, wooden pallets, carpets, flooring, furniture, picture frames, etc. Reminder: This nail puller cannot be used to pry nails that are too tight or too large to avoid damaging the tool