HIFESON M4 M5 M6 M8 Jack Nuts Rivet Set 20pcs Expansion Clamp Petal Rivets Nut Jack Nuts Screws Set Hollow Wall Iron Petal Rivet Lock Nut Bolt Skin Petal Nut Expansion Lantern I3940253658

(smaller sized anchor bolts can be set with a screwdriver) 4. Remove the screw and thread it through the screw 5. Remove the screw and place it through the retainer and back into the anchor bolt. High quality steel: galvanised technology to prevent rust and corrosion and ensure long service life. High hardness and high breaking load ensure that the nut is difficult to deform and break. Quick installation: hand or pneumatic tools make it easier to install. You can use 2 spanners or pliers. Use the other wrench/pliers to tighten the nut. The nut will curl and stay in place as you tighten the screw/bolt. Easy to use: equipped with screws for easy installation. Step 1: Insert the jack nut into the recommended drill hole until it is flush with the surface of the substrate; Step 2: Install the instantiation tool on the head of the screw and squeeze to expand the anchor bolt; Step 3: Remove the screw and thread it through the fixture. Tighten the screws on the parts to be attached. Package contains: You will get 80 pieces of M4 x 20 jack nuts. High quality galvanised steel, galvanised to resist corrosion and rusting. Scope of application: Suitable for hanging curtain rods, lamps, picture frames, wall cabinets, wall panels, coat hangers, lamps, power switches, clocks, car plates, drying racks and container labels.