amlbb Petal Nut Expansion Screw Gypsum Board Hollow Iron Car Fixed Expansion Bolt Lantern Type Riveting Connecting Nut Decorations on Clearance

Petal Nut Expansion Screw Gypsum Board Hollow Iron Car Fixed Expansion Bolt Lantern Type Riveting Connecting Nut Features: Durable Material: Made of high-quality iron no pollution and high hardness. Strong and durable suitable for your long-term use. Widely used in all kinds of manual DIY production precision machinery industry electronic products household appliances lamps or toys etc. Drill a hole to the recommended diameter. Tap the anchor into the hole until it is flush with the surface of the substrate. Attach the installation tool to the screw head. Pull the to deploy the anchor. (Small size can be installed with a screwdriver) the screw and thread it through the fixture and put it back into the anchor. Tighten the screws until the clamp is secure. Product Description: Product includes: 1X petal nut