Specification Brand : HINZIC BulletPoint1 : Package Contains: 40 Pcs drywall anchors(0.47x1.56inch/12x39.5mm) and 40 pcs metal expansion screws(0.3x1.76inch/8x44.6mm). BulletPoint2 : Quality Making: These dry wall anchors and screws kits are made of carbon steel and coated with zinc, high hardness, clear thread, not easy to deform or break. BulletPoint3 : No Drilling: No need to pre-drill holes in the wall, screws and objects can be easily removed without damaging the wall. When you tighten the screw, the rib anchor will expand to increase its holding force, Serrated design on both sides allows the metal anchor to provide greater grip. BulletPoint4 : How to Use: Hammer the wall anchors into the wall. Insert the screws into the Anchors. Tighten screws until secure. This way will not leave any holes in the wall after use. BulletPoint5 : Wide Application: These drywall anchors heavy duty can be firmly connected to concrete, gypsum boards, hollow brick, thermal insulation panels, hollow bricks, lightweight brick, dry wall. You can also use them to hang picture frames, curtains, clocks, TV, shelves, paintings, etc. ExternallyAssignedProductIdentifier1 : 0728944922577 ExternallyAssignedProductIdentifier2 : 728944922577 ItemName : HINZIC 80 Pcs Self-Drilling Anchor Screws, Zinc Plated Steel Drywall Anchors, Heavy Duty Metal Expansion Bolt, No Drill or Holes, for TV, Shelf Straps, Gypsum Boards, Cabinets ItemPackageDimensions_Height : 3 centimeters ItemPackageDimensions_Length : 12 centimeters ItemPackageDimensions_Width : 17 centimeters ItemTypeKeyword : drywall-anchors Manufacturer : HINZIC Material : Carbon Steel ModelNumber : 2408694T1B007C2 NumberOfItems : 80 PartNumber : 2408694T1B007C2 ProductDescription : HINZIC 80 Pcs Self-Drilling Anchor Screws, Zinc Plated Steel Drywall Anchors, Heavy Duty Metal Expansion Bolt, No Drill or Holes, for TV, Shelf Straps, Gypsum Boards, Cabinets Excellent After Service Our shop values customer shopping experience and provides you with high-quality after service.