450mm Earth Auger Drill Bit for 3 Point Linkage Post Hole Digger
$580.00
PHDA6A – PHDA20A (150–500 mm)
Earth Auger Drills for 3-Point Linkage Tractor Post Hole Diggers
Heavy-duty auger bits to suit tractor post hole diggers with a 2" (50.8 mm) output shaft. Available in diameters from 150 mm to 500 mm (6"–20"), these commercial-grade augers are designed for 30–90 HP 3-point linkage PTO diggers to bore holes for fence posts, decks, tree planting, and construction projects.
Each auger features a strong, welded steel flight with a spiral design, a bolt-on fishtail lead point, and twin replaceable cutter sets. Driven by two shear/safety bolts (90° offset) for maximum strength and protection. Typical digging depth is up to ~1 m (dependent on the post hole digger).
Overall Auger Height: 1300 mm | Flute Depth: 900 mm
Key Features
- Compatible with 30–90 HP 3-point linkage PTO post hole diggers
- Works across a wide range of soils; spoils are left loose around the hole
- Bolt-on fishtail auger point with twin replaceable cutters
- Heavy-duty welded steel construction, built to last
- Can dig holes up to ~1 m deep (application dependent)
- Suits 2" output shaft with 2 x shear bolts (90° offset)
Specifications
| Model | Auger Diameter | Length | Flute Length | Weight | Dimensions |
|---|---|---|---|---|---|
| PHDA6A | 150 mm (6") | 1200 mm | 900 mm | 15 kg | 150 mm × 1200 mm |
| PHDA8A | 200 mm (8") | 1200 mm | 900 mm | 16 kg | 200 mm × 1200 mm |
| PHDA9A | 230 mm (9") | 1200 mm | 900 mm | 18 kg | 230 mm × 1200 mm |
| PHDA10A | 250 mm (10") | 1200 mm | 900 mm | 19 kg | 250 mm × 1200 mm |
| PHDA12A | 300 mm (12") | 1200 mm | 900 mm | 22 kg | 300 mm × 1200 mm |
| PHDA14A | 350 mm (14") | 1200 mm | 900 mm | 25 kg | 350 mm × 1200 mm |
| PHDA16A | 400 mm (16") | 1200 mm | 900 mm | 30 kg | 400 mm × 1200 mm |
| PHDA18A | 450 mm (18") | 1200 mm | 900 mm | 33 kg | 450 mm × 1200 mm |
| PHDA20A | 500 mm (20") | 1200 mm | 900 mm | 44 kg | 500 mm × 1200 mm |