Double Start Single Spiral Foundation Drilling Tools Rock Auger

Foundation Drilling Tools Double Start Single Spiral Rock Auger

Feature:

1. Location by pilot,conical structure drilling into rock ;

2. Double cutter bearing uniform force, can avoid inclined hole ;

3. Double spiral easy to carry soil, but meet cohesive soil, single spiral is easy to dump spoil;

Auger types and appliaction:

1. Single cut concial rock auger and double cut concial rock auger :

Main Application:Medium to strong rock (15-60Mpa);

2. Single cut straight rock auger and double cut straight rock auger:

Main Application:Very dense sand and gravel,weak rock (<5Mpa)

3. Single cut straight soil auger and double cut straight soil auger:

Main Application:Soft to stiff silt and clay ,loose to medium dense sand and gravel.

Customizable Items:

1. Cutting DIA. Custom : design various cutting diameter based on demand, like φ950,φ1050 etc.

2. Spiral HIT. Custom : design as demand, prolong or shorten, increase of efficiency by drilling more.

3. Spiral Pitch Custom : adjust the spiral pitch according to different working condition;