Specification Brand : Aexit BulletPoint1 : Product Name: Expansion Hook Bolt; Material: 304 Stainless Steel BulletPoint2 : Weight: 881g; Package Content: 10pcs x Expansion Hook Bolt BulletPoint3 : Punch Diameter: 12mm/0.47"; Main Color: Silver Tone BulletPoint4 : Overall Size: (Length)120mm/4.7"; Thread Size: M8 x 100mm/0.31" x 4" (D*Bolt Length) (9b662237-2b17-11ea-990f-4cedfbbbda4e BulletPoint5 : Eyelet Diameter: 34 x 19mm/1.3" x 0.75" (Outer Dia.*Inner Dia.) (Diamètre de l'oeillet: 34 x 19mm / 1.3' 'x 0.75' '(Diam. Extérieur *. Diam. Intérieur) ExteriorFinish : Stainless Steel ExternallyAssignedProductIdentifier1 : 0692559906218 ExternallyAssignedProductIdentifier2 : 692559906218 GradeRating : Grade 304 ItemName : Aexit M8x100mm Expansion Screws Closed Hook Anchor Bolts 10pcs for Wall Concrete Brick (36ed8952ac307173baf5bdc808755940) ItemPackageDimensions_Height : 7 inches ItemPackageDimensions_Length : 9 inches ItemPackageDimensions_Width : 9 inches ItemPackageQuantity : 50 ItemShape : Acorn ItemTypeKeyword : hook-anchors Manufacturer : Aexit ManufacturerGrade : Grade 304 Material : Other ModelNumber : modle NumberOfPieces : 50 PartNumber : 9cc55b6f-2a46-89f6ae5998386f ProductDescription : Aexit M8x100mm Expansion Screws Closed Hook Anchor Bolts 10pcs for Wall Concrete Brick (36ed8952ac307173baf5bdc808755940) M8 male thread Expansion screw hook anchor bolt with flat washer and hex nut. Closed hook bolts suitable for secure and reliable fixing of items and fixtures to concrete, brick, walls and any solid surface. Installation methods: Select a chopping bit with the same diameter as expansion screw casing, and install it on the electric drill for punching. The depth of the hole should be equal to the length of the bolt. Then insert the expansion bolt set into the hole. Remember: Do not screw off the nut and prevent the bolt from falling into the hole when the drill is too deep. Tighten the nut for 2 to 3 buckles and unscrew the nut when expansion bolt si very tight without any looseness. Then the fixed items are mounted with perforated fixed part and installed aiming at bolt. The gasket or spring washer outside is used to screw the nut tightly. Description in French Boulons d'ancrage à crochet fermés par vis d'expansion de M8x100mm 10pcs pour la brique concrète de mur Nom du produit: Boulon à crochet de dilatation; Matériel: Acier inoxydable 304 Poids: 881g; Contenu de l'emballage: 10pcs x boulon de crochet d'expansion Diamètre de perforation: 12mm / 0.47' '; Couleur principale: Ton Argent Taille totale: (Longueur) 120mm / 4,7' '; Taille de filetage: M8 x 100mm / 0.31' 'x 4' '(D * Longueur du boulon) Diamètre de l'oeillet: 34 x 19mm / 1.3' 'x 0.75' '(Diam. Extérieur *. Diam. Intérieur)