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SKU: LDT-3454

Tapcon 3/4" x 5-1/2" LDT Large Diameter Concrete Screw - Hex Head - Zinc | Qty. 10

Tapcon 3/4" x 5-1/2" LDT Large Diameter Concrete Screw - Hex Head - Zinc | Qty. 10!

  • 34 inch x 512 inch LDT Tapcon Screw Zinc Pkg 10
  • LDT Tapcon Screw, Zinc Spec
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Zinc Large Diameter Concrete Screws

Large Diameter Concrete Screws

Concrete Screws
SKU: LDT-3454

Tapcon 3/4" x 5-1/2" LDT Large Diameter Concrete Screw - Hex Head - Zinc | Qty. 10

$74.99
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Diameters:

3/8" 1/2" 5/8" 3/4"

Lengths:

1-3/4" 2-1/2" 3" 4" 5" 6" 4-1/2" 5-1/2" 6-1/4"

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Specifications

Diameter: 3/4"
Length: 5-1/2"
Fixture Hole Size: 3/4"
Drill Bit Size: 5/8"
Maximum Fixture Thickness: 2-1/4"
Drive Type: 3/4" Hex
Head Type: Hex Head
Material: Carbon Steel
Finish: Zinc
Manufacturer Name: ITW Red Head
Quantity: 10
Description

3/4" x 5-1/2" LDT Tapcon Screw, Zinc, Pkg 10

The 3/4 inch x 5-1/2 inch LDT Tapcon Zinc Concrete Screw Anchor is built for extreme-duty structural anchoring into concrete and masonry. Its oversized diameter and deep embedment profile deliver maximum holding strength in high-load applications. Each 10-count package supports professional-grade construction projects.

3/4" x 5-1/2" Zinc Extra-Large Diameter Concrete Anchor

Finished with corrosion-resistant zinc plating, this anchor is suited for interior and dry environments. The heavy-duty hex washer head provides powerful torque transfer and dependable clamping performance.

Key Features

  • Oversized Diameter: Designed for maximum structural load capacity.
  • Zinc Finish: Adds corrosion protection for indoor use.
  • Hex Washer Head: Supports high torque and secure seating.
  • Direct Masonry Cutting Threads: No expansion anchors required.

Common Applications

  • Structural Steel Columns: Anchor large supports to concrete foundations.
  • Industrial Machinery Bases: Secure heavy equipment in place.
  • Safety Systems: Install guardrails and protective barriers.
  • Commercial Infrastructure: Reinforce load-critical connections.
  • Warehouse Installations: Anchor high-capacity storage systems.

Installation Tips

  • Drill to Proper Depth: Ensure full embedment of threads.
  • Remove Dust: Clean borehole thoroughly before installation.
  • Drive with Steady Torque: Seat securely without over-tightening.
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Zinc Large Diameter Concrete Screws

Large Diameter Concrete Screws

Concrete Screws

× WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects and other reproductive harm. For more information visit: www.P65Warnings.ca.gov.

Customer Reviews

Based on 1 review
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J
Jeremiah Glosenger
Exactly as advertised

These worked great. Just be aware that they use a 1/2" drill and are the same size as the Tapcon nominal 1/2" concrete screws, so they won't save you if the hole is a little too big.

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