Digga RC6 Combination Earth & Rock Auger Bits

RC6 auger bits are available with a range of different teeth options to suit most ground conditions including earth, hard soils, shale, clay, and permafrost. Basically, with the RC6, you get all the benefits of the A6 plus the superior penetrating ability of the B7 taper tooth head. The RC6 comes complete with all purpose taper teeth perfect for combination drilling in all conditions - from earth to medium rock, providing a clean hole every time. RC6 teeth are easy to install and remove with Digga's ingenious knock in, knock out tooth locking systems which eliminates the need to use extra tools to remove the teeth. RC6 Auger Bit Specs Drilling Conditions Combo Rock / Earth Hub 2.5" Hex Optional Hub 2" Hex Overall Length 60" Pipe 3" - 5.5" Flights (Lead) 5/16" Flights (Carry) 5/16" Teeth TTD / TTS Pilot PH-3 Max Size 60" Ideal Drives 4DD-9DD Optimum Drilling Speeds Earth 55-65 Clay 45-55 Shale (Fracturable Rock) 25-45 Heavy Rock N/A Auger Features Do