used 3pt post hole digger for sale
Used 3pt Post Hole Digger for Sale: What Smart Buyers Need to Know
If you’re browsing for a used 3-point post hole digger, you likely have a specific job in mind—whether it’s fencing, deck posts, or even planting trees. This guide walks you through what to look for, how to assess value, and why a used unit can be a smart investment when picked carefully.
Why Opt for a Used 3pt Post Hole Digger?
Buying used is about balancing cost and capability. These implements are built ruggedly—steel augers, hardened collars, and dependable drive assemblies—so they often outlive a single project. A well-maintained used digger can deliver the same performance as a new one but at a fraction of the price, freeing up budget for other parts of your operation. Since 3-point post hole diggers are simple machines, wear is often limited to a few replaceable parts, making them easier (and cheaper) to refresh.
Key Features and Specs to Verify
Before committing, make sure the digger matches your tractor size and job needs:
- Compatibility: Confirm the tractor’s lift capacity and hydraulic output match the digger’s requirements. Most units fit Category I/II tractors, but verifying pin spacing and lift capacity avoids surprises.
- Auger Size: The auger width determines hole diameter—usually from 6” to 24”. Match the auger size to the posts or footings you plan to set. Some sellers include multiple augers; that’s a bonus.
- Drive Mechanism: Check whether the unit uses a gear-driven or chain-driven gearbox. Gearboxes tend to be heavier-duty; inspect for cracks, broken welds, or oil leaks.
- Quick Hitch or Pin Mount: Ensure the attachment style aligns with your tractor’s hitch system. Quick hitches are convenient, but verify the seller includes correct pins and retaining hardware.
- Teeth and Auger Flighting: Look at the cutting teeth and auger flighting for excessive wear. Sharpened teeth or minimal chipping mean the digger still cuts efficiently.
- U-joints and PTO Shafts: Inspect the PTO shaft for straightness, shielding, and locked splines. Loose or worn u-joints can cause vibration and accelerate gearbox wear.
Assessing Condition
Ask targeted questions and, when possible, test the digger:
- Has the gearbox been rebuilt or serviced recently?
- Are there replacement parts included (e.g., shear bolts, pins, or bearings)?
- Does the auger spin freely with no hesitations or binding?
- Is the frame straight and free from overwelded repairs?
- Can you confirm there’s no excessive play in the hydraulic cylinder or lift arms?
If you can’t inspect in person, request detailed photos of the gearbox, auger tips, and attachment points. A video of it running under load is ideal. A seller who documents maintenance history and answers honestly is worth trusting.
Price Considerations
Used 3-point post hole diggers typically sell for 40–70% of their original price, depending on age and condition. Factor in any missing accessories or upcoming maintenance. If you plan to service it yourself, subtract those costs from the asking price to determine your true investment. Don’t shy away from negotiating—sellers often expect it, especially if you can pick up locally.
Maximizing Value After Purchase
Once you have the digger:
- Grease all fittings and replace any worn auger teeth.
- Inspect gearbox oil levels and top off with the recommended SAE weight.
- Check hydraulic hoses for soft spots or leaks, and replace shear bolts yearly.
- Store it properly (covered and off the ground) to prevent rust.
A little preventive care extends its life significantly, so your used digger feels like new again.
With a discerning eye and a few standard checks, a used 3pt post hole digger can be a reliable, cost-effective tool for your next project.