tricone bitsTCL bits series 437 Soft Formation TCI Tricone Bits The 427 tci bits are used to drill low compressive strength,very soft formations .TCI bits maximi
PDC bits for well drillingPDC bits for well drilling: Feature:Improved support and retention Advantage:Manage the magnitude cutter loading and bit torque. Benefit:Improved bit
new and renew tricone rock bitsModel115,117,121,227,417,437,517,547,617,637Applicable forpetroleum&gas, water well and mining Bearingmetal bearing(HJ), rubber bearing(HA)Advant
rebuild drill bitsrebuild drill bits: 1)used for oil filed, waterwell 2)Various of model and dimension available 3)rubber seal or metal seal 4)certified by ISO9001&
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