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Top-Quality Industrial Anchors Manufacturer & Supplier

Realbolt Engineering Industries is a leading manufacturer and supplier of high-quality industrial anchors, providing reliable fastening solutions for a wide range of applications across industries such as Construction, Marine, Automotive, and Oil & Gas. With decades of experience in the industry, we deliver anchors that are engineered to meet stringent standards for strength, durability, and safety.

Our anchors are produced using superior materials and advanced manufacturing techniques to ensure optimal performance in various environments. Designed to provide secure, permanent, and vibration-resistant fastening, our anchors are ideal for both light-duty and heavy-duty applications, ensuring reliable connections even in challenging conditions.


Anchor Specifications

Realbolt Engineering Industries offers a full range of industrial anchors, available in both standard and custom configurations, adhering to international quality and dimensional standards.

Specification Details
Standards ASTM F434, ASTM F1554, ISO 898-1, BS 4190
Sizes 1/4" to 6" (Custom sizes available on request)
Types Wedge Anchors, Sleeve Anchors, Concrete Anchors, Drop-in Anchors, Lag Shields, Expansion Anchors
Materials Carbon Steel, Stainless Steel, Brass, Zinc-Plated Steel, Copper
Head Styles Hex Head, Round Head, Flat Head, Eye Bolt
Finish Plain, Zinc Plated, Hot-Dip Galvanized (HDG), Black Oxide, PTFE Coated
Certifications EN 10204 3.1 / 3.2, NACE MR0175, RoHS Compliance, Third-party Inspection Available

Types of Anchors


Wedge Anchors

Wedge Anchors are high-strength, heavy-duty fasteners designed for anchoring into solid concrete. These mechanical anchors feature a wedge-shaped clip that expands against the sides of the hole as the anchor is tightened, providing a strong and secure hold. Wedge anchors are widely used in structural and industrial applications that require reliable performance under heavy loads and dynamic forces.

Specifications:
  • Thread Type: Full Threaded, Partial Threaded
  • Size Range: 1/4" to 1-1/4" diameter | Lengths from 1-3/4" to 12"
  • Materials: Carbon Steel, Stainless Steel (Grades 304 & 316)
  • Standards: ASTM E488, ACI 355.2, ICC-ES AC193
  • Finish: Plain, Zinc Plated, Hot-Dip Galvanized, Stainless Finish
  • Applications: Structural Steel Connections, Machinery Mounting, Building Foundations, Industrial Equipment, Safety Rails
Wedge Anchors

Sleeve Anchors

Sleeve Anchors are versatile mechanical anchors used for fastening into concrete, brick, or block. They feature an expansion sleeve over a threaded stud or bolt, which expands against the base material when the anchor is tightened. This creates a strong, vibration-resistant hold, making sleeve anchors ideal for medium to heavy-duty anchoring applications in masonry materials.

Specifications:
  • Thread Type: Fully Threaded Stud with Expansion Sleeve
  • Size Range: 1/4" to 3/4" diameter | Lengths from 1-1/4" to 6"
  • Materials: Carbon Steel, Stainless Steel (Grades 304 & 316)
  • Standards: ASTM E488, ACI 355.2, EN 13633
  • Finish: Plain, Zinc Plated, Hot-Dip Galvanized, Stainless Finish
  • Applications: Masonry Walls, Electrical Boxes, HVAC Systems, Shelving Units, Signage Installation
Sleeve Anchors

Drop-In Anchors

Drop-In Anchors are internally threaded expansion anchors designed for flush installation into solid concrete. They are inserted into a pre-drilled hole and set in place using a setting tool that expands the anchor sleeve, creating a secure hold. These anchors are ideal for anchoring threaded rods, bolts, and other fasteners in overhead or vertical applications where a clean, embedded finish is required.

Specifications:
  • Thread Type: Internal Threaded
  • Size Range: 1/4" to 3/4" diameter | Custom sizes available
  • Materials: Carbon Steel, Stainless Steel (Grades 304 & 316)
  • Standards: ASTM E488, ACI 355.2, ASME B18.2.2
  • Finish: Plain, Zinc Plated, Hot-Dip Galvanized, Stainless Finish
  • Applications: Concrete Ceilings, Suspended Ceilings, HVAC Systems, Electrical Supports, Pipe Hangers
Drop-In Anchors

Lag Shield Anchors

Lag Shield Anchors are medium-duty expansion anchors designed for use in masonry materials such as concrete, brick, or block. These anchors are inserted into a pre-drilled hole and expand when a lag screw is driven into them, providing a secure hold. Lag shield anchors are especially suitable for applications where heavy loads need to be fastened into softer base materials without cracking or breaking the substrate.

Specifications:
  • Type: Short Lag Shields (for shallow embedment), Long Lag Shields (for deep embedment)
  • Size Range: 1/4" to 3/4" diameter | Custom sizes available
  • Materials: Zinc Alloy, Steel
  • Standards: ANSI B212.15, ASME B18.2.1
  • Finish: Zinc Plated, Galvanized, Hot-Dip Galvanized
  • Applications: Masonry Walls, Concrete Floors, Brickwork, Light Fixtures, Handrails, Shelving
Lag Shield Anchors

Concrete Screws (Tapcon)

Concrete Screws, commonly known by the brand name Tapcon, are high-strength fasteners designed specifically for anchoring into concrete, brick, and block. These screws cut threads into the base material as they are driven in, providing a strong, reliable, and removable fastening solution. They are ideal for light to medium-duty applications where ease of installation and removal is required without the need for anchors or sleeves.

Specifications:
  • Head Types: Hex Head, Flat Head, Pan Head
  • Size Range: #3/16" to 1/4" diameter | Lengths up to 6"
  • Materials: Hardened Carbon Steel, Stainless Steel
  • Standards: ICC-ES AC193, ASTM C954, ANSI B18.6.3
  • Finish: Blue Climaseal®, Zinc Coated, Stainless Steel
  • Applications: Electrical Boxes, Framing, HVAC Brackets, Window/Door Frames, Shelving
Concrete Screws (Tapcon)

Expansion Anchors

Expansion Anchors are mechanical fasteners designed to expand upon installation, creating a strong grip within the base material such as concrete, brick, or stone. These anchors work by expanding against the walls of the drilled hole as the fastener is tightened, making them ideal for securing heavy loads. They are widely used in construction, structural framing, machinery installation, and other load-bearing applications.

Specifications:
  • Types: Wedge Anchor, Sleeve Anchor, Drop-In Anchor, Lag Shield Anchor
  • Size Range: 1/4" to 1-1/4" diameter | Lengths up to 12"
  • Materials: Carbon Steel, Stainless Steel, Zinc Plated Steel
  • Standards: ASTM E488/E488M, ICC-ES AC01, DIN 529, BS 8539
  • Finish: Plain, Hot-Dip Galvanized, Zinc Coated, Stainless Finish
  • Applications: Concrete Foundations, Structural Supports, Handrails, Industrial Equipment Mounting
Expansion Anchors