With the central cone guiding the conical drilling, it can easily break rocks of various hardness levels.
Parameters
Kellybox 200 mm/250mm
Round shank chisel pilot bit RP4 available
Auger flight thickness of 25/30 mm
Name：Rock Auger，Kelly Auger
Applicable layers: medium weathered rock,bedrock
Teeth Custom : equiped different teeth, like bullet teeth, flat teeth according to different working condition;
Welcome to contact us.
FIRMTECH is a company that manufactures drilling tools, such as roller bit, bullet teeth, core barrel, auger, drilling bucket, HDD, etc
We frequently travel to the Middle East, Europe and East Asia to meet our customers face-to-face. We believe that product quality is the foundation, sales is just the beginning and service is our ultimate goal.
a.Always a pre-production sample before mass production;
b.Always final Inspection before shipment;
c. Our sales team will response for your question within 24 hours
d. Technical Support will be available in any time
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