Winton 12" Auger Only WHB‑A12

12-inch Bit for Corner Anchors and Heavy Strainers
The Winton WHB‑A12 bolts to the W-HBF hole borer and bites a 30 cm hole for paddock fence posts that need more shoulder than a 9 inch bore allows. Smallholders and estate managers running the parent unit reach for this diameter when the post calls for a wider seat.
DescriptionWhy buy the Winton WHB‑A12 12" Auger?
The Winton WHB-A12 is the 30 cm (12 inch) auger attachment for the W-HBF hole borer. It bolts to the parent unit and drives to a 90 cm depth, giving fencing crews a clean hole at width on a 20-50 HP tractor. Step down through 9 inch, 6 inch, or 4 inch in the same family if a narrower bore suits the job.
Hole diameter is the choice point
Same fitment as the smaller WHB-A augers, same parent unit. What changes is the bite. At 30 cm across, the flight clears a seat sized for paddock fence posts that a 9 inch bore leaves too tight. The 90 cm depth runs the full length of the flight.
Where it earns its keep
Paddock fencing is the headline job. Rural landowners and estate managers running the W-HBF on a 20-50 HP tractor get the hole drilled cleanly, ready for the post to drop in. It also handles wider planting holes and any post job where the narrower siblings come up short.
- Working width: 30 cm (12 inch)
- Working depth: 90 cm
- Tractor range: 20-50 HP
- Fits the Winton W-HBF main hole borer unit
- Siblings in range: 4 inch, 6 inch, 9 inch
- Attachment only — requires the W-HBF parent unit
SpecificationsWinton WHB‑A12 12" Auger technical details
Brand
Winton Machinery
Reference (SKU)
WHB‑A12
Warranty
12 months manufacturer's warranty