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Bit Size 5 7/8”(149.225mm)
Bit Connection 3 1/2”
IADC Code: M433
Blade Count 7pcs
Primary Cutter 13mm
Nozzles 4pcs
Junk Slot Area (in2) 8.1
Bit Rotary Speed (rpm) 60~260
Weight-On-Bit (KN) 25~80
Flow Rate (lps) 10~30

Application

Very soft, soft and medium soft formation of low resist compression strength, or hard interlayer, such as anhydrite, cotton rock, sandstone and so on.

Feature

Balanced force design of spiral blades endows the bits with good orientation,little radial vibration as well as ability to increase cutter placement.

The reasonable layout of patented PDC cutters in various structures at different locations endows the bits with strong aggressiveness and anti-abrasiveness.