Machines 20T-25T

MODELA8RC8
Drilling conditionsCombo rock / earthCombo heavy duty rock / earth
Hub4″ Square4″ Square
Optional Hub3″ Hex3″ Hex
Overall length60″60″
Pipe3″ – 6.5″3″ – 6.5″
Flights (lead)5 / 8″5 / 8″
Flights (carry)5 / 8″5 / 8″
TeethTTDTTL
PilotPH – 3PH – 3
Max size78″78″
Ideal drives13DDS – 30DDS13DD – 30DD
Optimum drilling speeds
Earth55-6555-65
Clay45-5545-55
Shale (fracturable rock)25 – 4525 – 45
Heavy rock10 – 2510 – 25
EarthDouble flight configuration Upgraded flights from 3/8” to 5/8” for greater durability & performance with larger machines.

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