Specification Brand : Tissting BulletPoint1 : 【Product material】Concrete wall hooks are made of high quality 304 stainless steel material, the surface is treated,can be used in wet environment BulletPoint2 : 【Product specifications】304 stainless steel expansion hooks total length of about 100 mm / 3.9 inches, sleeve length of about 40 mm / 1.6 inches, opening of about 20 mm / 0.8 inches, bearing weight of about 170 kg / 374.7 pounds BulletPoint3 : 【Easy to install】M8 heavy-duty concrete wall hooks are designed with non-slip bumps, clear internal bolt pattern, even and deep teeth spacing, good tightening effect, easy to grip the wall, not easy to fall off and slide out BulletPoint4 : 【Suitable for】304 stainless steel heavy duty concrete hook open cup hook telescopic bolt load capacity of about 170 kg / 374.7 lbs, can be used in concrete and masonry structures, suitable for indoor and outdoor BulletPoint5 : 【After Sales Service】 Your satisfaction is our greatest pursuit, we are committed to providing customers with a pleasant shopping experience and satisfactory after-sales service. If you have any questions, please leave us a message. We will get back to you as soon as possible within the working day ExteriorFinish : Zinc ItemName : 10Pcs M8 Expansion Hooks,Concrete Wall Hooks Concrete Anchors,304 Stainless Steel Heavy Duty Concrete Hook Open Cup Hook Expansion Bolts for Wall Concrete Brick ItemPackageDimensions_Height : 2 centimeters ItemPackageDimensions_Length : 20 centimeters ItemPackageDimensions_Width : 15 centimeters ItemPackageQuantity : 25 ItemTypeKeyword : expansion-shield-anchors Manufacturer : Tissting MeasurementSystem : Imperial ModelNumber : Tisstingkfurgqhaem NumberOfItems : 25 PartNumber : Tisstingkfurgqhaem ProductDescription : Product Specifications: Item Type: Expansion Hooks Material: 304 Stainless Steel Model: M8 Color: Silver Applicable Wall: Concrete, Lightweight Concrete, Solid Brick, Dense Stone, Porous Brick, Sand-Lime Brick Product Size: Total Length: Approx. 100mm / 3.9in Casing Length: Approx. 40mm / 1.6in Opening: Approx. 20mm / 0.8in Bearing Weight: Approx. 170kg / 374.7lg