China Double Rotary Head Augers for Foundation Drilling Tools, Find details about China Rock Auger, Soil Auger from Double Rotary Head Augers for Foundation Drilling Tools
1. Used : The augers are designed for drilling in cohesive and non-cohesive soil above the groundwater level.
1. flat teeth or round shank chisels ("bullet teeth") |
2.single or double start type |
3.different pilot (starter) bits |
4. with or without collar ring |
5. reamer edge ("cleaning bucket") |
6.range of diameter 520 mm - 2500 mm |