Looking to anchor into concrete? Heavy Duty Drop In Anchors for Concrete are your answer. Just drop them in the hole, expand with a setting tool. Ideal for solid concrete.
These anchors are Perfect for suspending cable trays, HVAC ducts, and fire sprinklers. Great for flush mounting and easy bolt insertion/removal.
Need Drop-In anchors? Don’t forget the setting tool!
Why drop-in anchors are vital for load bearing construction jobs
Drop-In Anchors, also known as concrete drop-in anchors or concrete machine screw anchors, are a type of fastener used to secure objects to concrete or masonry surfaces. These anchors are selected based on load requirements and hole specifications.
Workers drill clean holes into the concrete, insert the drop-in anchors, and use setting tools to expand and secure them in place. Steel columns are then placed over the anchors, and nuts are tightened to create a strong connection. Drop-in anchors play a vital role in securing steel structural columns to concrete foundations.
This reliable fastening method ensures the stability and safety of the entire building structure, making drop-in anchors a crucial component in construction projects for their ease of installation and ability to securely support heavy loads.
TIMCO, a UK-based company, provides various hardware and fasteners, including drop-in anchors.
Design and Components: Drop-In Anchors or wedge anchors consist of a threaded internally threaded sleeve or shell and an internal plug, usually made of zinc-plated steel or stainless steel. The sleeve has a flared, lip-like top that prevents it from falling into the hole once it’s set.
Types of Drop-In Anchors
Drop-In Anchors come in various types, including:
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- Standard Drop-In Anchors: Used for general applications in concrete or masonry.
- Lipped Drop-In Anchors: These anchors have an external lip that provides extra stability and prevents rotation when tightening a bolt.
- Mini Drop-In Anchors: Smaller versions suitable for lighter loads and shallower holes.
- Stainless Steel Drop-In Anchors: Resistant to corrosion, making them suitable for outdoor and marine application.

Types of Drop-In Anchors
The required drill hole sizes for Timco drop in anchors, using a setting tool here is necessary to prevent any damage when installing and also ensure anchor is set correctly ensuring the fixing retains its integrity and strength. Timco’s drop in anchor M6 = 8.0mm hole, M8 = 10.0mm hole, M10 = 12.0mm hole, M12 = 16.0mm hole.
Installation Process
Drill the Hole: First, you need to drill a hole into the concrete or masonry surface using a hammer drill and a masonry bit of the appropriate size. The hole should be deep enough to accommodate the drop-in anchor and any additional fixture you want to secure.
Cleaning the Hole: After drilling, it’s important to clean the hole of any debris or dust. You can use a brush or compressed air for this purpose.
Setting the Anchor: Insert the drop-in anchor into the hole with the open end facing the surface. Then, use a setting tool or a bolt and a wrench to drive the internal plug into the anchor. This forces the anchor to expand and grip the concrete securely.
Important factors to consider
Load Capacity: The load capacity of a drop-in anchor depends on factors like the diameter of the anchor, depth of the hole, and the quality of the concrete or masonry. It’s crucial to follow the manufacturer’s recommendations for load capacities and installation guidelines.
Considerations: When using drop-in anchors, it’s essential to consider factors like the concrete’s age and quality, the anchor’s diameter, and the required load capacity to ensure a reliable connection.
Advantages: Drop-In Anchors offer several advantages, including ease of installation, high pull-out and shear strength, and the ability to remove and replace fasteners without damaging the anchor or the concrete.
Applications: Drop-In Anchors are commonly used for mounting machinery, equipment, brackets, handrails, and other fixtures to concrete or masonry surfaces. They provide a strong and secure connection.
The Securall Way – Always Reliable
Here at Securall Fastenings and PaslodeNailGuns.ie we have our own in-house maintenance team who will always ensure that any issues with any Paslode tools sold by us can be fixed with a very fast turnaround time.
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We offer next-day delivery on most Paslode tools or you can also collect from our trade counter in Sandyford, Co Dublin, 5 minutes from the M50.
The Timco technical data sheets below provide performance data of various TIMco products in a variety of relevant materials, including recommended loads.

