Hughes Christensen ATJ-11 Tri-Cone Bit

New - Hughes Christensen ATJ-11 Tri-Cone Bit

           ·       Size: 8-3/4"

           ·       Type: Chisel-Type TCI Buttons

           ·       Ideal For:

                  ·  Softer rock formations (MOHS 4 or softer)

                  ·  Examples: Limestone, Dolomite, Calcite, Marble, Chert, Slate, Ect.

Design Features:

           ·      Chisel shape of TCI buttons removes soils efficiently

           ·      Perfect for top hole drilling

           ·      Gauge protection

           ·      Sealed friction bearing

Connection:

           ·      4-1/2” API Reg. Pin Up

Manufactured In:

           ·      Texas, USA

Location: 12 in stock

           ·      Mifflinburg, PA USA