1. Products include:5x30 90 sets: 5*30 tooth anchor 90pcs + 4*30 excessive power screw 90pcs6x32 eighty sets: 6*32 tooth anchor 80pcs + 5*35 high strength screw 90pcs8x38 40 sets: 8*38 teeth anchor 40pcs + 6*40 excessive power screw 40pcs8x60 30 sets: 8*60 enamel anchor 30pcs + 6*60 excessive energy screw 30pcs10x60 20 sets: 10*60 tooth anchor 20pcs + 8*60 screw 20pcs 2. Usage method:a.Drill holes within the wall and insert anchors into the holes. b. Insert screw by way of fixture and into steel plug. c. Tighten screw until secure. 3. Scope of use:Solid wall, bubble brick, mild outdoors wal.lightweight wall, porous brick 4. Product advantages:Drywall Anchor saves your time and energy whereas doing its assignment higher than conventional plastic anchors. The fringe of the anchor is jagged to supply a more potent grip and ensure greater protecting power. 5. Matters needing attention:Wear gloves to guard your hands,ensure security when performing the woodworking jobs. Having any query during the actual operation, please touch us directly in first time. This product can permanently update the plastic expansion bolts. The plastic expansion bolts are clean to oxidize, leading to the decrease of plastic strength and straightforward to break. If the outdated plastic enlargement bolt can't be used, it can be repaired with this product.