Hejian Fanglei Drill Equipment Co., Ltd Was Founded In 1998, And Is One Of The Most Professional Companies That Specilizes In The Drilling Equipment. We Can Supply A Large Quantity Of New And Used Pdc Bits, Tricone Bits, Drill Pipe And Drill Collar E ...Read More

Hejian Fanglei Drill Equipment Co., Ltd Was Founded In 1998, And Is One Of The Most Professional Companies That Specilizes In The Drilling Equipment. We Can Supply A Large Quantity Of New And Used Pdc Bits, Tricone Bits, Drill Pipe And Drill Collar E ...Read More

Its Structure Is Large-diameter Side Top Row Of Teeth Within The Spoon-shaped, And Wedge-shaped Outer Row Of Teeth. Its Teeth Are Different Height And The Margin Is Not Different Distance, Also It Increases A Row Of Trimming Teeth Between The Back Co ...Read More

Its Structure Is Large-diameter Side Top Row Of Teeth Within The Spoon-shaped, And Wedge-shaped Outer Row Of Teeth. Its Teeth Are Different Height And The Margin Is Not Different Distance, Also It Increases A Row Of Trimming Teeth Between The Back Co ...Read More