These augers are suitable for hand-boring in cohesive soils or sands and gravels, above the water table to a depth of 5 or 6 metres.
Soil Auger Heads are constructed of heavy duty steel plates forming an open tube partly interlocking at the cutting end. Two diameters are available - 100 mm or 150 mm.
The Gravel Auger Head comprises a one piece steel casting with a spiral point and two clap plates designed to close when lifting samples from the borehole. Its diameter is 150 mm.
The auger heads is connected to Extension Rods constructed of steel tubing 1 metre long. A Handle with T-piece is attached to the uppermost extension rod.
See also:
38 mm Undisturbed Samples
