250mm (10-inch) Earth Auger Bit

250mm (10-inch) Earth Auger Bit is the largest standard size typically included in multi-bit kits for portable petrol post-hole diggers (often sold alongside 150mm and 200mm bits).

Key Specifications & Features

• Diameter: 250mm (approx. 10 inches)

• Standard Length: Generally 800mm to 1000mm (0.8m to 1m)

• Shaft Connection: Standard 20mm inner shaft diameter secured with a cotter/lock pin for 2-stroke or 4-stroke handheld/backpack earth augers.

• Build: Robust steel flighting with a sharpened center pilot point and heavy-duty cutting teeth at the base to handle wide-radius excavation.

Primary Applications

• Large Foundation & Structural Posts: Digging wide holes for heavy timber cabins, shade sails, deck footings, and large gate pillars that require surrounding concrete backfill.

• Large-Scale Landscaping & Forestry: Planting mature trees with substantial root balls or preparing wide basins for specialized agriculture.

• Construction & Signage: Installing heavy-duty street signs, site hoarding poles, or structural support posts.

Crucial Operational Warning