18 in. Heavy-Duty Auger for Tractor 3-Point Post Hole Diggers
The 18 in. Heavy-duty auger with 2 in. Round is for use with tractor 3-point post hole diggers and skid steers to make fence installation easier. The heavy-duty auger attaches to most 2-in. gearbox output shafts. This auger features thick double-flighting with more extensive welding and a reinforced input shaft collar. Fit for tractors and skid steers with 2 in. round output shafts.
The 18 in. Heavy-duty auger with 2 in. Round is for use with tractor 3-point post hole diggers and skid steers to make fence installation easier. The heavy-duty auger attaches to most 2-in. gearbox output shafts. This auger features thick double-flighting with more extensive welding and a reinforced input shaft collar. Fit for tractors and skid steers with 2 in. round output shafts.
Key Features:
- Diameter: 18 in.
- Height: 48 in.
- Bolt-on spiral tip
- 6 replaceable high carbon cutting teeth
- Capable of auguring a 4 ft. deep hole
- Attaches to most 2-in. gearbox output shafts
- This is an 18" Diameter Earth Auger. Used Primarily on 3 pt. and skid steer diggers.
- Fits: All diggers with a 2" output shaft on the gearbox, such as Work Saver, Speeco, King Kutter, AGKNX, etc.
18 in. Heavy-Duty Auger Specifications
| Auger Diameter | 18 in. |
| Auger Length | 48 in. |
| Auger Material | Steel |
| Auger Speed | 0-100 |
| Boom Diameter | 0 in. |
| Boom Pole Shape | 0 in. |
| Compatibility | 2 in. |
| Features | Steel construction |
| Gearbox Ratio | 0 |
| Hitch Type | Category 0 |
| Lift Capacity | 0 lb. |
| Maximum Tractor Horsepower | 0 hp |
| Minimum Tractor Horsepower | 0 hp |
| Number Of Lifting Loops | 0 |
| Primary Material | Steel |
| Product Height | 48 in. |
| Product Length | 18 in. |
| Product Weight | 94 lb. |
| Product Width | 18 in. |
Benefits of 18 in. Heavy-Duty Auger for 3-Point Post Hole Diggers
An 18-inch heavy-duty auger for 3-point post hole diggers offers several benefits, particularly for tasks requiring larger, deeper, or more robust holes. Here are some advantages of 18-inch heavy-duty auger bit:
- Larger Hole Diameter: The 18-inch width is ideal for digging holes for substantial posts, such as those used in heavy fencing, structural supports, or large tree plantings. This size accommodates bigger posts or allows extra space for concrete reinforcement, ensuring stability.
- Enhanced Durability: Heavy-duty augers are typically constructed with thicker steel and reinforced components, like double flighting and replaceable cutting edges. This makes them capable of withstanding tough conditions, such as rocky or clay-heavy soils, without bending or wearing out quickly.
- Efficient Soil Removal: The wider diameter and often thicker flighting design help move more soil per rotation, speeding up the digging process. This is especially useful in loose or sandy soils where soil needs to be lifted out effectively.
- Versatility: Paired with a 3-point post hole digger, an 18-inch auger suits a range of applications—fence installation, signpost placement, or foundational work—making it a versatile tool for farmers, landscapers, or contractors.
- Deeper Digging Capability: Many heavy-duty 18-inch augers are designed with lengths up to 48 inches or more, allowing for deeper holes when needed, such as in frost-prone areas where posts must be set below the frost line for stability.
- Time and Labor Savings: The combination of a larger cutting surface and the power of a tractor-driven 3-point system reduces the effort and time required compared to manual digging or smaller augers, especially for big projects.
- Compatibility with Powerful Tractors: Heavy-duty augers are built to handle the torque and horsepower of larger tractors (often 35-95 HP), ensuring consistent performance without overloading the equipment.
How to Select the Right Auger Bit for Your Tractor 3-Point Post Hole Digger?
Selecting the right auger bit for your tractor’s 3-point post hole digger involves matching the auger to your project needs, soil conditions, and equipment capabilities. Here’s a step-by-step guide to help you choose effectively:
1. Determine Hole Size Requirements
- Diameter: Decide the width of the holes you need. Common sizes range from 6 to 24 inches. For example, a 6-9 inch auger suits standard fence posts, while an 18-inch auger is better for large structural posts or tree planting.
- Depth: Check the auger length (typically 36-48 inches). Ensure it can dig deep enough for your purpose, like going below the frost line in colder regions (often 36-48 inches depending on location).
2. Assess Soil Conditions
- Soft Soils (sand, loam): A standard-duty auger with single flighting (the spiral blade) works fine, as these soils are easier to penetrate and lift.
- Hard or Rocky Soils: Opt for a heavy-duty auger with thicker steel, double flighting, and reinforced cutting edges to handle clay, gravel, or small rocks without bending or dulling.
- Mixed Terrain: Consider augers with replaceable carbide-tipped teeth for durability across varied conditions.
3. Match Tractor Horsepower
- Check your tractor’s horsepower (HP) and PTO (power take-off) rating. Smaller tractors (20-35 HP) pair well with 6-12 inch augers, while larger ones (35-95 HP) can handle 18-24 inch heavy-duty augers.
- Overloading a low-HP tractor with a large auger can strain the engine or PTO, so ensure compatibility with your tractor’s specs (found in the manual or on the manufacturer’s site).
4. Check Auger Compatibility
- Gearbox Connection: Confirm the auger’s input shaft matches your post hole digger’s gearbox output (usually a 2-inch or 1-3/8-inch PTO shaft with 6 splines).
- 3-Point Hitch Category: Most 3-point diggers use Category 1 hitches (for smaller tractors), but larger setups may require Category 2. Ensure the auger and digger align with your tractor’s hitch.
5. Evaluate Build Quality
- Material: Look for augers made of high-grade steel (e.g., schedule 40 or heavier) for longevity.
- Cutting Edges: Replaceable, hardened steel or carbide tips extend the auger’s life and improve cutting efficiency.
- Flighting: Double flighting (two spiral blades) offers better soil removal and stability in tough conditions compared to single flighting.
Additional information
| Edited by | Yjx |
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