Features:

SWIVEL HEAD DESIGN - 100% EFFORTLESS

Meet the game-changing Swivel Head Design, redefining stump grinding with effortless precision. Featuring a powerful 18-inch above-ground reach and 9-inch below-ground depth, you control only the head—not the entire machine. That means faster maneuvering, smoother sweeps, and zero back strain. Glide through the toughest stumps with fluid motion and pinpoint control, even in tight spaces. With this technology, you don't just finish the job—you master it with speed, ease, and power to spare.

HONDA GX690 22.1 HP EPA ENGINE + ELECTRIC START

If this machine weren't effortless enough with its self-propelled drive, unstoppable low-end torque, and precision swivel-head technology—it's made even better with an electric start that brings it roaring to life with a simple turn of the key. No more frustration yanking or snapping pull cords. At its heart, the Honda GX690 22.1 HP engine delivers legendary reliability professionals trust year after year—smooth, quiet, and powerful, keeping you productive, confident, and fully in command.

SELF PROPELLED - TERRAIN TORCHING TORQUE

Power up like never before with a self-propelled drive system fueled by massive low-end torque that surges the moment you engage. Steep 35 degree inclines? This beast breezes over them. With intuitive Speed and Blade Control, Throttle, and a quick-access On/Off switch, you're always in command—no lag, no hesitation. Hills, roots, rough terrain—obliterated. You don't adjust to the job—the machine adjusts to you. Feel the surge, dominate every slope, and power through the impossible with total control.

18 INCH GRINDING DEPTH

With an incredible cutting range of 18 inches (46 cm) above ground and just under 9 inches (23 cm) below, paired with a powerful 12.6 in (32 cm) blade disk spinning at up to 2200 RPM—you're not just grinding stumps, you're annihilating them. This high-speed, high-diameter system devours stubborn roots with precision and ease. The result? Cleaner cuts, faster finishes, and the satisfaction of powering through every job with unstoppable confidence and professional-grade performance.

50% MORE EFFICIENT - 12 TUNGSTEN CARBIDE BLADES

With an incredible cutting range of 18 inches (46 cm) above ground and just under 9 inches (23 cm) below, powered by a 12.6 in (32) cm blade disk spinning up to 2200 RPM—this isn't grinding, it's total stump destruction. Armed with 12 Tungsten Carbide blades—50% more than standard walk-behind grinders—you get multidirectional power from 4 left, 4 right, and 4 straight cutters. Every rotation bites deeper, lasts longer, and grinds cleaner. Faster finishes. Fewer blade changes. Pure, precision-driven performance.

ERGOSWIVEL HANDLE TECHNOLOGY

With our advanced ErgoSwivel Handle Technology, every movement feels effortless. The fully adjustable handle lets you fine-tune your position for maximum comfort and precision, even when attacking awkwardly positioned stumps. Glide left or right with smooth, natural motion that adapts to your stance and style. No more twisting or strain—just fluid, balanced control. Tackle tight spaces or wide sweeps with total confidence. More comfort. Less fatigue. Perfect control, exactly where you need it.

PERFORMANCE ELECTROMAGNETIC POWER CLUTCH

Built with a North American Performance Electromagnetic Power Clutch, this system delivers precise engagement exactly when you need it. No delays, no slipping, just smooth, immediate connection between engine and cutting head. Whether you're starting a fresh grind or backing off for control, the clutch responds with split-second accuracy. It's engineered for tough conditions and long hours, giving you confidence and durability you can feel. Power up, stay in control, and crush every stump with relentless precision.

SEALED BELT GUARDS

The Sealed Belt Guards are your frontline defense against dust, debris, and job site grime. By fully enclosing the belt system, they protect critical components from wear and tear, extending belt life and reducing maintenance. That means more grinding, less downtime, and fewer surprises. Built for harsh conditions and long hours, this feature keeps your machine running smooth and strong, no matter what's flying. It's tough protection that works as hard as you do.

BLADE PROTECTION BAR

The Blade Protection Bar adds a powerful layer of safety and stability to your workflow. Designed to shield the cutting area, it helps prevent accidental contact with obstacles and adds control during aggressive grinding. You'll cut with confidence, knowing your blade and everything around it, is protected. It's a simple feature that makes a massive impact: fewer surprises, safer operation, and longer blade life. Because real power isn't just about cutting, it's about cutting smart.

BATTERY SWITCH

The Battery Switch gives you total control over your machine's electrical system with a simple twist. Power up instantly when you're ready to work, and shut everything down completely when you're done, no draining, no surprises. It's a small feature that delivers big on reliability, safety, and battery life. Whether you're storing the unit or moving between job sites, you stay in control. Because the job starts when you say so.

FRONT 16 x 6.5 - 8 INCH, REAR 4.10 - 4 INCH TIRES

Equipped with 16 x 6.5 - 8 inch front wheels and 4.10 - 4 inch rear wheels, this machine is built to move like a pro across rugged terrain. The oversized front tires add balance and stability, while the compact rear wheels offer tight maneuverability in tricky spots. Whether you're navigating uneven ground or positioning for a perfect cut, every roll feels steady and controlled. Less drag, more traction because every smooth move gets you closer to done.

WHEELSAFE LOCK PIN SYSTEM

The WheelSafe Lock Pin System gives you total control where it matters most. Disengaged, the unit glides forward or reverse effortlessly. Engage the locks, and the chassis stays rock-solid—perfect for unleashing the swivel head. With the chassis locked and the head free to move, you get smooth, effortless grinding that saves time, conserves energy, and keeps your cuts clean. From precise adjustments to powerful cuts, you stay stable, efficient, and fully in command.

FRONT AND BACK LIFTING HOOK

Built-in Front and Back Lifting Hooks make transporting your machine faster, safer, and easier than ever. Whether you're loading onto a trailer or hoisting into place on-site, these heavy-duty hooks give you secure lift points for confident handling. No awkward grips, no risk of damage, just clean, balanced lifts every time. When your day depends on efficiency, this feature helps you move like a pro and get to work without the hassle.

ASSEMBLED IN NORTH AMERICA

Proudly welded and assembled in North America, this machine runs on the legendary Honda GX690 22.1 HP engine—trusted by pros for relentless, no-fail performance. Dig deep with an 18-inch grinding depth, tear through stumps at 2200 RPM, and cut with precision using 12 Tungsten Carbide blades. Designed for contractors who demand power, self-propulsion, and control—this is craftsmanship built to conquer every job, every day, without compromise. From first cut to final pass, it's all workhorse. No weak links.

DEBRIS CATCHER

The Debris Catcher keeps your job site cleaner and your workflow smoother by capturing flying chips and dust before they scatter. It's designed to contain the mess, protect your surroundings, and minimize cleanup time, so you can focus on what matters: getting the job done. Whether you're grinding in tight residential areas or open lots, this feature keeps things professional, efficient, and under control. Less mess, less stress, and a cleaner finish every time.

ASK ABOUT OUR PDI SERVICE

Want your HOC911 Wood Chipper ready to get to work the moment it arrives? Ask us about our comprehensive HOC Pre-Delivery Inspection (PDI) service. Through detailed inspection and professional testing, we ensure every unit meets the highest standards of performance, reliability, and power, right out of the box. With our PDI service, your stump grinder will arrive fully prepped, fully tested, and ready for immediate use, so you can get straight to the job with complete confidence.

HOC911 SELF PROPELLED SWIVEL HEAD STUMP GRINDER, HONDA GX690 22.1 HP ELECTRIC START, 18 INCH ABOVE GROUND GRINDING, 12 TUNGSTEN CARBIDE TEETH

The HOC911 Self Propelled Swivel Head Stump Grinder is a heavy-duty, professional-grade machine engineered for powerful and efficient stump removal. With only 6 hours and 12 minutes on the hour meter, this unit remains in excellent, near-new condition. It was used exclusively for a product video and is now being offered as a demo unit. Designed for contractors, landscapers, and serious operators, it combines high-torque performance with precision control to tackle demanding terrain and tough wood with ease. Built for productivity and durability, this grinder transforms challenging jobs into fast, controlled operations.

KEY FEATURES

HONDA GX690 22.1 HP ENGINE WITH ELECTRIC START: Powered by a reliable 22.1 horsepower engine, this unit delivers strong low-end torque for aggressive cutting performance. The electric start system ensures quick, hassle-free ignition, reducing downtime and improving jobsite efficiency.
SELF-PROPELLED HYDRAULIC DRIVE SYSTEM: The integrated V-belt and hydraulic walk system provides smooth forward and reverse movement without manual pushing. This allows operators to navigate uneven terrain with minimal effort while maintaining full control.
18 IN (45.7 CM) ABOVE GROUND & 9 IN (22.9 CM) BELOW GROUND CUTTING: Offers deep and thorough stump removal, ensuring complete ground clearing for landscaping or construction. This capability reduces the need for additional passes, saving time and labor.
12 TUNGSTEN CARBIDE TEETH CONFIGURATION: Equipped with 12 durable teeth (4 left, 4 right, 4 straight), delivering up to 50% more cutting efficiency than standard setups. These industrial-grade teeth provide long-lasting sharpness and superior grinding power.
SWIVEL HEAD DESIGN FOR PRECISION: The swivel head eliminates constant repositioning, allowing smooth side-to-side grinding. This increases efficiency and reduces operator fatigue during extended use.
ERGOSWIVEL™ ADJUSTABLE HANDLE: Features a 45° bidirectional handle adjustment for customized operator positioning. This enhances comfort and control, especially when working around obstacles or tight spaces.
2200 RPM CUTTING SPEED: High-speed blade rotation ensures fast material removal and clean grinding results. This boosts productivity and shortens overall job completion time.
ELECTROMAGNETIC POWER CLUTCH SYSTEM: Provides smooth engagement and disengagement of the cutting system. This improves operational safety while extending component lifespan.
HEAVY-DUTY WHEELS & STABLE FRAME: Built with large 16 × 6.5 - 8 in (40.6 × 16.5 - 20.3 cm) front wheels and 4.10 - 4 in (10.4 - 10.2 cm) rear wheels for enhanced stability. The welded steel frame ensures durability under demanding jobsite conditions.
WHEELSAFE LOCK PIN SYSTEM: Allows operators to lock wheels for stability or release for mobility. This adds a layer of safety and precision when grinding on slopes or uneven surfaces.
DEBRIS CATCHER FOR CLEAN OPERATION: Helps contain wood chips and debris, improving visibility and reducing cleanup time. This enhances safety and keeps the work area organized.

APPLICATIONS / USE CASES

PROFESSIONAL STUMP REMOVAL: Ideal for contractors handling large-scale stump grinding jobs. Delivers fast, efficient removal with minimal effort.
LANDSCAPING PROJECTS: Perfect for preparing land for replanting, hardscaping, or lawn installation. Ensures complete root and stump elimination.
PROPERTY MAINTENANCE: Suitable for maintaining residential, commercial, and agricultural properties. Helps clear unwanted stumps quickly and effectively.
TOUGH TERRAIN OPERATIONS: Designed to handle slopes up to 35°, making it reliable in uneven or rugged environments. Maintains control and performance where other machines struggle.

WHAT’S INCLUDED

HOC911 stump grinder unit
12 tungsten carbide teeth (installed)
Debris catcher
User manual

TECHNICAL SPECIFICATIONS

MODEL: HOC911
ENGINE: Honda GX690, 22.1 HP
CUTTING DEPTH: 18 in (45.7 cm) above ground, 9 in (22.9 cm) below ground
BLADE SPEED: Up to 2200 RPM
BLADE DIAMETER: 12.6 in (32 cm)
FUEL TYPE: Gasoline
OIL CAPACITY: 0.42 gal (1.6 L)
FUEL CAPACITY: 3.17 gal (12 L)
STARTING SYSTEM: Electric start
TIRES: Front 16 × 6.5 - 8 in (40.6 × 16.5 - 20.3 cm), Rear 4.10 - 4 in (10.4 - 10.2 cm)
BLADES: 12 tungsten carbide (4 left, 4 right, 4 straight)
FRAME: Welded steel
HANDLE: Swivel adjustable design
DRIVE SYSTEM: V-belt + hydraulic walk system with electromagnetic clutch
DIMENSIONS (L×W×H): 80.31 × 32.67 × 46.45 in (204 × 83 × 118 cm)
PACKAGING DIMENSIONS: 58.66 × 30.70 × 34.64 in (149 × 78 × 88 cm)
WEIGHT: 540.13 lb (245.01 kg)

FREQUENTLY ASKED QUESTIONS (FAQ)

Is this machine suitable for professional use?
yes, it is built for contractors and professionals who need high power and durability for demanding stump grinding jobs.
Does the unit require manual pushing?
no, it features a self-propelled hydraulic system that allows easy forward and reverse movement.
How deep can it grind?
it can grind up to 18 inches above ground and approximately 9 inches below ground for complete removal.
Are the cutting teeth replaceable?
yes, the tungsten carbide teeth are replaceable and designed for long service life.
Is it difficult to operate?
while powerful, it includes user-friendly controls, adjustable handle positioning, and safety features to improve ease of use.

Shipping:

This product qualifies for Free Shipping, with no minimum purchase. The price shown at checkout is final—no tariffs, no customs delays, and no cross-border complications.

Your order ships from our strategically located warehouses across the lower 48 states of the USA and the lower provinces of Canada, ensuring faster transit times and a more reliable delivery experience.

Before shipment, every order undergoes a thorough inspection to confirm accuracy and ensure your equipment arrives complete and in proper condition.

Our fulfillment team operates with unparalleled speed, processing orders quickly so your equipment arrives within the estimated 3–5 business day timeframe.

From secure packaging to trusted carriers, every step is handled with care. You will receive full carrier and tracking details immediately after shipment, giving you complete confidence until final arrival.

Warranty:

At HOC, we meticulously select our dealers from a pool of globally renowned entities, ensuring that we offer only the best to you. Our commitment to excellence is further reflected in our offering of the most Comprehensive Warranty Periods among equipment dealers across North America.

This approach allows you to make your selection with a sense of confidence and assurance, knowing well that your purchase is under the protection of a warranty that's as steadfast and dependable as the product itself. We invite you to experience the peace of mind and trust that come with choosing HOC, where your satisfaction and security are our topmost priorities.

To view the specific warranty period applicable to this product, and to delve into the details of your protection, please click the link below.

View HOC Warranty.pdf