021560 Manhole Saw – Heavy-Duty Skid Steer Attachment for Concrete & Asphalt Manhole Repair
HCN Attachments introduces the 021560 Manhole Saw, a heavy-duty skid-steer attachment engineered to revolutionize manhole cover repair and replacement. Designed for municipalities, road maintenance crews, and utility contractors, this attachment transforms what was once a labor-intensive, hours-long job into a safe, efficient operation completed in just minutes.
What Is the 021560 Manhole Saw?
The 021560 is a specialized skid-steer attachment that removes the collar and surrounding area of concrete and asphalt encasing manhole covers. Traditional manhole replacement is messy, dangerous, and time-consuming work that typically requires several jackhammers and multiple workers. The 021560 Series II from HCN Attachments changes that paradigm entirely.
This heavy-duty hole saw attachment offers a 14-inch-deep cut with optional drum widths and centering arms for various overlay projects. It is a time and money saver that keeps workers safe — a critical advantage for any job site.
💡 Key Insight: “The 021560 typically only requires five to 15 minutes with one operator in the skid-steer,” says Adam Runner, Special Projects Manager for HCN Attachments. “Your traditional method using jackhammers is going to take several workers two to three hours.”
Key Features & Technical Specifications
The 021560 Manhole Saw is built for demanding job site conditions. Below are its core specifications and design highlights:
| Specification | Detail |
|---|---|
| Total Length | 1900 mm |
| Total Width | 1642 mm |
| Total Height | 1392 mm |
| Total Weight | 900 kg |
| Hydraulic Flow Required | 130–150 L/min |
| Working Pressure | 21 Mpa |
| Maximum Milling Depth | 260 mm |
| Milling Groove Width | 40 mm |
| Inner Diameter of Milling Drum | φ1360 mm |
| Required Host Machines | Skid Steer Loader / Small Wheel Loader |
| Standard Hole Cut Diameter | 54 inches (optional sizes available) |
All specifications are sourced from the official HCN Attachments product datasheet.
🔧 Engineered for Performance
Heavy-duty hydraulic motors deliver consistent power for demanding cutting applications.
Hydraulic-powered breakout feature positions the skid-steer's loader arms safely down during breakout operations.
45 carbide-tipped picks cut through concrete, asphalt, and brick with ease.
Self-aligning hydraulic clamp securely attaches to the collar, ensuring the saw is centered and stable.
Hydraulic down-pressure cutting — cutting is accomplished using hydraulics to apply down pressure to the cutting drum, rather than relying on the weight of the skid-steer.
Depth indicator lets the operator know exactly how deep the cut is without ever leaving the cab.
Why Choose the 021560 Manhole Saw?
⏱️ Drastic Time Savings
Traditional manhole repair using jackhammers requires several workers and takes two to three hours per job. The 021560 reduces that to just 5–15 minutes with a single operator. In asphalt, the attachment works twice as fast as in concrete.
🛡️ Enhanced Safety
“This unit keeps all the cutting down low to the pavement, eliminating the mess and safety issues from flying debris,” says Runner. The low-profile cutting design significantly reduces job site hazards compared to traditional jackhammer methods.
🔄 Superior Circular Cut Technology
Runner also points out that the circular cut versus the more traditional square cut prevents the common stress fractures that can develop on the sides and corners of square cuts. The rounded surface provides for better adhesion of replacement materials.
💰 Cost Savings for Municipalities
“This unit can be a huge money saver for municipalities, as it keeps them from having to subcontract out their manhole replacement jobs,” says Runner. By bringing manhole repair in-house with the 021560, public works departments can significantly reduce operational costs.
♻️ Core Removal & Disposal
The unit lifts the collar and surrounding layers of concrete and asphalt when the cut is finished, and the material is set onto a truck bed for disposal. The collar can easily be broken free for reuse. “It actually pulls the core out, so you don’t need a bucket or cherry picker,” says Runner.
Compatibility & Requirements
The 021560 Manhole Saw requires a skid-steer with 33 gpm or higher hydraulics. It is compatible with all major skid steer brands and small wheel loaders.
Frequently Asked Questions (FAQ)
Q: What is a manhole saw attachment?
A: A manhole saw is a heavy-duty skid-steer attachment designed to cut and remove the concrete or asphalt collar surrounding a manhole cover. It streamlines the repair process, reducing labor time from hours to just minutes.
Q: How long does it take to remove a manhole cover with the 021560?
A: The 021560 typically removes a manhole cover in 5 to 15 minutes with one operator. In concrete, it takes approximately 10–20 minutes, and it works twice as fast in asphalt.
Q: What machines are compatible with the 021560 Manhole Saw?
A: The 021560 is compatible with skid steer loaders and small wheel loaders that provide 33 gpm or higher hydraulic flow.
Q: How does circular cutting compare to traditional square cutting?
A: Circular cutting prevents stress fractures that commonly develop on the sides and corners of square cuts. The rounded surface also provides better adhesion for replacement materials.
Q: What maintenance does the 021560 require?
A: The 021560 is built for durability with 45 carbide-tipped picks that cut through concrete, asphalt, and brick. Routine maintenance includes inspecting the carbide picks for wear, checking hydraulic connections, and ensuring the self-aligning hydraulic clamp operates smoothly.
Q: Can the 021560 handle both concrete and asphalt?
A: Yes. The 021560 is specifically engineered to cut through both concrete and asphalt encasing manhole covers. Its 45 carbide-tipped picks are designed to handle both materials effectively.
Q: Is the 021560 suitable for municipal use?
A: Absolutely. The 021560 is a niche product that solves major issues for municipalities and contractors. It eliminates the need to subcontract manhole replacement jobs, saving significant time and money.
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About HCN Attachments: HCN Attachments is a professional manufacturer of heavy-duty attachments for wheel loaders and skid steers. Established in 2008, the company specializes in the research, production, and sale of high-quality attachments for construction and utility applications.
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