Need safe and reliable fastening of items on concrete, brick, walls...? Our metal expansion bolts guarantee a solid and ideal attachment for solid materials such as stone, brick, concrete, etc. They are able to withstand medium and heavy loads. Expansion is created by tightening a threaded bolt that attracts a conical cone widening a sleeve against the walls of the hole. ⚙️ Our expansion bolt is an essential component for securing securely and facilitates your work by ensuring a convenient, solid and stable mounting. It is widely used in home decoration, fences, anti-theft doors and windows, roofs, air conditioning bracket, etc.Our bolts are common installation spare parts easy to install in metal structures, cracked and non-cracked concrete, cable trays etc. Our expansion bolt suitable for indoor and outdoor use is made of high quality galvanized steel, high hardness, not easy to rust. Professionally treated galvanized steel makes our product highly resistant to wear and corrosion outdoors. A favorite item by all DIY enthusiasts and professionals that you can use it with confidence. 25pcs M10x14x70mm Hex Nut Expansion Bolts Pack Expansion bolts would be a great opportunity to impose your personal style in the construction field. Our products offer maximum ease of installation, perfect corrosion protection and therefore the highest degree of safety. Don't wait any longer and enjoy these ideal products today! ✅ [IMPORTANT] - 100% MONEY BACK GUARANTEE - If you have any problems with our product, please contact us for an exchange or refund. If you have any doubt or question, do not hesitate to ask. We will be happy to offer you all our help. For us, "quality" is not a vain promise that we make to you, but a fundamental obligation that we impose on ourselves and review every day., Manufacturer: DOJA Barcelona