Stainless Steel Drop-in Concrete Expansion Anchor, 1/4"-20 Concrete & Stone Drop in Anchors Drill for Solid Concrete (100 Pcs)

This drop in anchor is suitable for new energy, light industry, communication industry, marine industry, machining, me-di-cal machinery, construction industry, automotive manufacturing and bridge construction.How to Use:1. You need to drill a hole of the right size.2. Then insert the anchor into the drilled hole.3. Then you need to insert the installation tool (not included) into the anchor bolt.4. The anchor is then tapped with a hammer to expand the anchor so that it can be embedded in the concrete.Specifications:Material: 304 Stainless SteelSurface Treatment: Brighten and DeburredMounting Type: Drop-inNumber of Pieces: 100Thread Size: 1/4-20''Product Outer Circle Diameter: 8mm/0.315inPerforation Diameter: 7.8-8mm/0.307-0.315inPackage Size: 11*10*3.5cm/4.3*3.9*1.3inchGross Weight: 0.8kg/1.76lbPackage Included:100* Expansion Anchors

• Premium Material: Made from premium zinc-plated steel, these drop-in anchors offer excellent resistance to corrosion, ensuring long-lasting durability.
• Drop-in Design: Our anchors feature a drop-in design that allows for precise control of expansion rate and expansion range to suit different concrete elements and engineering requirements
• Good Performance: This product features a heavy-duty anchoring system and internal thread, typically used in conjunction with machine screws, bolts, and screws to secure the fixing device to concrete and other masonry materials.
• Cost Saving: Since expansion anchors are made of precast concrete elements, while the anchor itself is always in the concrete, the bolts you use to hold it in place can be removed and reused. Thus, it helps you save money.
• Safe and Reliable: It does not loosen easily and its reliable expansion control mechanism has undergone rigorous safety testing to ensure safe use. Due to expansion anchor is small and lightweight (1.76 lbs)structure, it can be very easy to carry in your bag or box.