PDC drill bits

We design and produce specific PDC bit with good performance for each soft, medium and hard formation. Clay stone/lignite/siltstone/sands: We design 3-8 blades with low density cutter placement,large slot. Low cost,high speed . Mudstone: We have experience to design suitable blades shape and cutter direction to get high drill speed and stable drill. Gravel/limestone/shale/clay stone/tuff: Round crown and reasonable cutter direction. Drill smoothly in good speed.