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A sleeve anchor with an open hook is a type of expansion anchor, often used in concrete or masonry, that features a hook-shaped end. It's designed for applications requiring a tie-down point where the anchor needs to be fixed to a surface and also have a hook for attaching something like a cable, wire, or chain.
On site, the difference between a smooth job and a long callback list often comes down to the anchor. A C Type Hook Bolt Sleeve Anchor is designed for the moment when you need a dependable connection point on concrete or masonry—something you can install quickly, tighten with confidence, and trust after the dust settles.
You drill, clean the hole, and slide the anchor in. As the nut turns, you’ll feel the assembly draw tight and the sleeve expand against the wall of the hole—an unmistakable, solid resistance that signals the anchor is engaging properly. The hook head sits ready above the surface, giving you an accessible point to hang, route, or restrain components without improvising with extra hardware.
This product is often chosen for cable management runs, light mechanical attachments, and general fastening tasks where a hook-style attachment is simply more practical than a standard bolt head. The zinc-plated surface adds a bright, tidy finish that looks professional even in visible installations—helping the finished work appear deliberate, not patched together.
Behind the design is a straightforward idea: reduce steps, reduce uncertainty, and make the connection point obvious. When installers and maintenance teams return months later, the hook is still there—easy to locate, easy to use, and built to hold.
Hook head that saves time during assembly
Eliminates the need for separate eyes, shackles, or improvised bends.
Makes attachment intuitive for cables/loops—useful for repeat maintenance.
Expansion sleeve grip you can rely on
The expanding sleeve increases contact area with the base material, helping reduce loosening risk when installed correctly.
Suitable for many typical building materials used in renovation and installation work.
Cleaner-looking finished work
Zinc plating provides a uniform metallic sheen that helps the installation look consistent across multiple anchor points.
Helpful when anchors remain visible (signage, cable routes, suspended accessories).
Wide diameter range for standardization
With M6–M24, teams can select the right anchor for load needs while keeping procurement simpler.
Lower risk of avoidable failures
Clear installation steps (correct drilling, proper cleaning, controlled tightening) reduce common issues like spinning, shallow embedment, and weak holding.
Technical Parameters
| Standard | GB /T 22795 |
| Diameter | M6-M24 |
| sample service | Free sample but freight cost is paid by customers(when sample is in stock) sample fee(when samples need to be customized) |
| Surface treatment | Zinc Plated |
| Package | Plastic bag, Boxes and cartons, Pallets, Customized |
| Price terms | EXW, FOB, CIF, etc. |
| Payment terms | T/T, Paypal, L/C, Western union, etc. |
| Certifications | ISO 9001 |
| Note | Free Samples could be provided for standard fastener |
| Trademark | Donghuang |
Zinc Plated finish (standard on this product)
Adds a protective barrier that slows rust formation in many everyday conditions.
Keeps a clean, bright surface that doesn’t immediately look dull after handling.
Why finish choice matters
Anchors often live where dust, moisture, and temperature swings are present. A plated surface helps maintain appearance and serviceability, especially when the hook must remain usable for future tie-offs.
Practical note
For harsher environments (persistent salt spray/chemical exposure), projects often specify alternative corrosion strategies. If you share the target environment, we can advise selection and documentation.
Choosing the right sleeve anchor is rarely about “bigger is better.” It’s about matching the anchor to the fixture, base material, and installation method.
Recommended selection approach
Start with the load and fixture geometry: larger diameter typically supports higher loads and reduces deformation under tension.
Check base material condition: cracked/aged masonry may require more conservative selection and stricter installation control.
Match drill bit diameter precisely: the anchor depends on correct hole size to expand and grip properly.
Plan embedment depth and clearance: ensure enough depth for full expansion plus space for debris.
Available diameter range (kept from your parameters): M6–M24
Common applications
Cable and wire tie-down points along walls and ceilings
Hanging light fixtures, signage elements, and suspended accessories
Securing brackets, guides, and general-purpose attachments
Organizing service lines in workshops, facilities, and utility areas
Typical base materials
Concrete
Brick
Block masonry
(Project-dependent) some hollow masonry conditions, when assessed and installed appropriately
What customers gain
Fewer improvised attachment methods
Faster installation cycles
Cleaner layout and easier future maintenance due to a visible hook point
Product Video
Step-by-step
Drill the hole
Use a drill bit matching the sleeve anchor diameter.
Drill to the required depth for full embedment plus a small allowance for dust/debris.
Clean the hole thoroughly
Brush, vacuum, or use compressed air to remove dust.
A clean hole helps the sleeve expand evenly and grip consistently.
Insert and position
Insert the anchor (through the fixture if required).
Align the C hook orientation to match the intended hanging direction.
Tighten to expand
Tighten the nut; the cone draws into the sleeve, expanding it against the hole wall.
Continue until the fixture is seated and secure.
Final tightening
Use a torque wrench when needed to avoid under- or over-tightening.
Practical tips
Don’t skip hole cleaning—dust behaves like a lubricant and can reduce effective grip.
If the anchor spins, re-check hole size and embedment depth.
For repeated tie-down applications, orient hooks consistently for a professional, inspectable layout.
Manufacturing & process control
Inspection is performed after every process, helping catch deviations before finishing and packing.
Finished goods verification
100% inspection can be conducted according to customer requirements and applicable international expectations for acceptance.
Standard reference (kept from your parameters)
GB /T 22795
Quality system (kept from your parameters)
ISO 9001 certified quality management supports traceability, consistency, and continuous improvement.
What this means for you: steadier incoming quality, fewer site issues, and smoother documentation when you need to qualify suppliers.
When anchor points are part of a larger system, small changes can remove a lot of friction in assembly. Customization can help align the anchor with your fixtures and tooling.
Possible customization directions
Packaging artwork, barcodes, labeling, and carton marking
Pack counts for kitting or project-based deliveries
Sample development when non-standard requirements apply
Sampling policy (kept from your parameters)
Free sample available when in stock (freight paid by customer)
Customized samples may require a sample fee depending on requirements
Note: Free samples can be provided for standard fasteners
1) What base materials are sleeve anchors with C hook bolts suitable for?
They are commonly used in concrete and masonry such as brick and block. Performance depends on the condition of the substrate and correct drilling/cleaning. If you share the base material type and thickness, we can recommend a safer selection approach.
2) How do I reduce the risk of the anchor loosening over time?
Most issues come from incorrect hole diameter, insufficient embedment, or dust left in the hole. Drill to the correct size/depth, clean thoroughly, and tighten to appropriate torque when required.
3) Can I get samples before ordering?
Yes. Free samples are available for standard items when in stock (freight paid by customer). Customized samples may involve a fee depending on requirements.
4) What sizes do you supply?
This product covers M6–M24, allowing selection based on fixture design and load needs.
5) What packaging options are available for shipment and storage?
Plastic bags, boxes/cartons, pallet packing, and customized packaging are supported. Tell us your preferred pack count and labeling needs for easier receiving and handling.
6) What are your payment and trade terms?
When we quote for you, we will confirm with you the way of transaction, fob, cif, cnf, etc.
For mass production goods, you need to pay 30% deposit before producing and 70% balance against copy of documents. The most common way is by T/T.L/C is also acceptable.
