Everyday Find｜ Other Products ｜RC4 Combination Earth & Rock Auger Bits

RC4 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 RC4, you get all the benefits of the A4 plus the superior penetrating ability of the B7 taper tooth head. The RC4 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.
RC4 teeth are easy to install and remove with Digga's ingenious knock in, knock out tooth locking system which eliminates the need to use extra tools to remove the teeth.

RC4 Auger Bit Specs

Drilling Conditions
General

Hub
2" Hex

Optional Hub
N/A

Overall Length
48"

Pipe
2.375" - 4.5"

Flights (Lead)
5/16"

Flights (Carry)
5/16"

Teeth
TTD / TTS

Pilot
PM-HX-3

Max Size
48"

Ideal Drives

1MDS-4DSS

Optimum Drilling Speeds

Earth
55-65

Clay
45-55

Shale (Fracturable Rock)
20-45

Heavy Rock
N/A

Auger Features
Double start, single carry flight configuration. Shallow Flight pitch for greater soil retention. Heavy duty auger body, for greater wear & performance
Brand:DiggaSKU:RC4-06-3-MFTTags:Auger EquipmentDiameter:6", 8", 9", 10", 12", 14", 16", 18", 20", 24", 30", 36"