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3″ Certa-Com Pull Head
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3″ Certa-Com® Trenchless Conduit
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4″ Certa-Com Pull Head
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4″ Certa-Com® Trenchless Conduit
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5 1/2″ Chisel Tooth Tricone
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5″ Certa-Com Pull Head
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5″ Certa-Com® Trenchless Conduit
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6 1/2″ 6 Blade PDC Bit 3 1/2″ Reg Pin
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6 1/2″ Chisel Tooth Tricone
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6 3/4″ Chisel Tooth Tricone (IADC = 527)
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6″ Certa-Com Pull Head
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6″ Certa-Com® Trenchless Conduit
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8″ Certa-Com Pull Head
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8″ Certa-Com® Trenchless Conduit