Optimized for 5-3/4” Geothermal or
   Quarry-Mining applications
   Industry-leading bore for maximum power
            4-1/8” bore is maximized for 5-3/4” hole
   Air consumption and output power matched
   to common 900/350 compressors
            No need to open performance-robbing
            bypass chokes
   Cutting backhead
   Reversible casing with 2-lead threads for
   easy joint loosening
   Common QL50 shank

For more information, please call (814) 267-7100.
Center Rock Inc.

CARD #81