Good Efficiency DTH Hammer Bits /Drilling Tools

  Good Efficiency DTH Hammer Bits /Drilling Tools

1. Suitable for medium to medium hard formation of high Crushing Resistance (hard shale,sands,etc.) 

2. Bit bearing is non-sealed roller bearing.

3. Hardfacing is applied on the shirttail, and carbide inserts for gage protection are pressed into the head OD.

4. Cone gage surface is reinforce with carbide compacts.

5. Partial top spoon shaped inner row of teeth, the wedge outer row of teeth is not equidistant teeth, in the back cone tooth and the outer row of teeth between adds a row of trimming gear.

6. High compressive strength, hard and abrasive high formation, such as limestone, dolomite, sandstone, chert and other.

7. Bit size and buttons can be customized.

Zhuzhou Jinxin Cemented Carbide Co., Ltd, specializes in manufacturing a series of Tungsten Carbide products.such as: Carbide roller /Carbide Saw Tips /Carbide Buttons for Rock Bits /Carbide Inserts for Road Milling /Plaing Bits /Carbide Inserts for Coal Cutter Picks /Carbide Inserts for Snopw Plow Blades /Carbide Inserts for Mining Tools /Carbide Round Rods (dia from 1.0 to 25.4 mm) /Carbide Tubes /Carbide tips for Debarking Bits /Carbide Brazed Inserts or Tips /Carbide pins /Tire studs /Carbide Blanks /Carbide Wear-Parts, etc.