Jiakalamo Expansion Bolt, 25pcs Fastener M4 38mm Heavy Duty Hollowed Drywall Anchor Plasterboard Fixing Gypsum Board Curtain Wall Expansion Bolts, Dot and Dab Wall Fixings Drywall Anchor Plugs Specifications: Color: silverMaterial: carbon steelSurface treatment: galvanizedSize(about): 45x38mm/1.77x1.5inch (length x tube length), washer dia: 8mm/0.32inch, suitable thickness: 10-16mm/0.39x0.63inch Package Included: 25pcs x drywall anchor plugs Wall Anchor Bolts, Heavy Duty Metal Plasterboard Cavity Wall Fixings Anchors Plugs, Carbon Steel Expansion Screw Bolts Expansion Sleeve Anchor Bolts Screws, Expanding Concrete Bolts for Concrete Masonry Brick Wall Fixings ZINC PLATED CRAFT: Made of zinc plated carbon steel, provides solid and strong performance in anti-wear, water-proofing, oil-proofing, durable and long time to use.
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