304 Stainless Steel: These expansion eye bolts are made of high quality 304 stainless steel, anti-rust, anti-corrosion, strong and durable. Most Common M6 Size: You will get 4 pieces closed expansion eye bolts, their specification is the most common M6, they are designed with uniform seam and sturdy structure Working Principle: Insert the expansion screw into the hole on the floor or wall, and then tighten the expansion bolt nut with a wrench. Expansion is created by tightening a threaded bolt that draws a tapered cone expanding a sleeve against the walls of the hole Wide range of use: These expansion screws are suitable for concrete masonry and solid brick walls such as fences, anti-theft devices, doors and windows, ceilings, air conditioning fixing, home decoration, engineering, etc. Warm tips: It is better to install the expansion eye bolts on a relatively hard substrate. These soft and easy to fall places are unstable, such as in the cracks of the limestone floor on the wall Features: Made of high quality 304 stainless steel, rust-proof, anti-corrosion, strong and durable. The specification of these expansion eye bolts is the most common M6, designed with uniform seam and sturdy structure. It is easy to use, insert the expansion screw into the hole on the wall, and then tighten the expansion bolt nut with a wrench. Expansion is created by tightening a threaded bolt that draws a tapered cone expanding a sleeve against the walls of the hole. Suitable for fences, anti-theft devices, doors and windows, ceilings, air conditioning fixing, home decoration and more. Warm Tips: Best installed on a relatively hard substrate. L'expansion est cre en serrant un boulon filet qui dessine un cne conique largissant un manchon contre les parois du trou Large gamme d'utilisation : ces vis expansion conviennent la maonnerie en bton et aux murs en briques solides comme les cltures, les antivols, les portes et fentres, les plafonds, la fixation de la climatisation, la dcoration de la maison, l'ingnierie, etc. Conseils chaleureux : il est prfrable d'installer les boulons il expansion sur un substrat relativement dur. Ces endroits mous et faciles tomber sont instables, comme dans les fissures du sol calcaire sur le mur Caractristiques: Fabriqu en acier inoxydable 304 de haute qualit, antirouille, anticorrosion, solide et durable. La spcification de ces boulons il expansion est le M6 le plus courant, conu avec une couture uniforme et une structure robuste. Il est facile utiliser, insrez la vis d'expansion dans le trou sur le mur, puis serrez l'crou du boulon d'expansion avec une cl. L'expansion est cre en serrant un boulon filet qui dessine un cne conique largissant un manchon contre les parois du trou. Convient pour les cltures, les antivols, les portes et fentres, les plafonds, la fixation de climatisation, la dcoration de la maison et plus encore. Conseils chaleureux: Mieux install sur un substrat relativement dur. Those soft and easy to fall places are unstable, such as in the cracks of the limestone floor on the wall. Choose a hammer drill of the same diameter as the expansion tube, install it on the electric drill to drill the wall. The depth of the hole is the same as the length of the bolt. Specification: Material: 304 stainless steel Surface treatment: smooth Size: M6 Package includes: 4 x Expansion Eye Bolts