Three-cone bit manufacturers are:
TRI-CONE BIT
THE TRI-CONE BIT IS ONE OF THE MOST WIDELY USED DRILLING BITS, WHICH HAS THE CHARACTERISTICS OF ADAPTING TO A WIDE RANGE OF FORMATIONS AND HIGH ROP. THE TRI-CONE BIT IS COMPOSED OF MORE THAN 20 PARTS SUCH AS CUTTING STRUCTURE, BEARING STRUCTURE, LOCKING ELEMENT, OIL STORAGE SEALING DEVICE, AND NOZZLE DEVICE.
CLASSIFICATION OF TRI-CONE BITS
- Bearing type: rolling bearing and sliding bearing
- Seal type: rubber seal and metal seal
- According to the fixing method of the teeth, it can be divided into: inlaid teeth (tungsten carbide teeth) tri-cone bits and milling teeth (steel teeth) tri-cone bits

- Hebei Yichuan Drilling Equipment Manufacturing Co., Ltd.
- Hejian Yinhai Drill Bit Manufacturing Co., Ltd.
- Cangzhou Lockheed Petroleum Machinery Co., Ltd.
- Hejian Deruisi Petroleum Drilling Equipment Co., Ltd.
- Jining Huizhixin Industrial and Mining Machinery Co., Ltd.
- Cangzhou Lockheed Petroleum Machinery Co., Ltd.
- Hebei Jintel Drill Bit Co., Ltd.
- Hebei Konos Drill Bit Manufacturing Co., Ltd.
- Hebei Yichuan Drilling Equipment Manufacturing Co., Ltd.
The above are the manufacturers of tri-cone drill bits, I hope it will be helpful to you.