4PCS HEAVY DUTU SHIELD ANCHOR

Four-Piece Expansion Anchor, also known as a Four-Leaf Shield Anchor or Heavy-Duty Fix Bolt. This is a high-performance fastening system engineered for maximum holding power in challenging base materials like hollow bricks, aerated concrete, foam blocks, and other lightweight masonry.
Its unique design features four split metal sleeves (the "shield") that expand radially when the bolt is tightened. This creates immense friction and a powerful mechanical lock against the inner walls of a pre-dri

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Product Detail

Feature	Specification
Product Name	Four-Piece Expansion Anchor / Shield Anchor
Alternative Names	Four-Leaf Anchor, Heavy-Duty Fix Bolt, Expansion Sleeve Anchor
Material	Carbon Steel with Yellow Zinc Plating (for corrosion resistance)/Stainless Steel
Structure	Composed of four split metal sleeves, a threaded bolt, a nut, and a washer.
Working Principle	Mechanical expansion. Tightening the nut draws the bolt cone into the sleeves, forcing them outward to generate high friction against the base material.
Typical Applications	Hollow bricks, aerated concrete, foam blocks, lightweight masonry, and solid concrete.
Common Sizes	Diameters: M6, M8, M10, M12, M16, M20. (Lengths vary by diameter).

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Product Detail

Feature	Specification
Product Name	Four-Piece Expansion Anchor / Shield Anchor
Alternative Names	Four-Leaf Anchor, Heavy-Duty Fix Bolt, Expansion Sleeve Anchor
Material	Carbon Steel with Yellow Zinc Plating (for corrosion resistance)/Stainless Steel
Structure	Composed of four split metal sleeves, a threaded bolt, a nut, and a washer.
Working Principle	Mechanical expansion. Tightening the nut draws the bolt cone into the sleeves, forcing them outward to generate high friction against the base material.
Typical Applications	Hollow bricks, aerated concrete, foam blocks, lightweight masonry, and solid concrete.
Common Sizes	Diameters: M6, M8, M10, M12, M16, M20. (Lengths vary by diameter).