8 1/2" IADC737 high speed rotary single drill roller bit
Produced by: pilot bits for hdd reamers|Hebei Ranking Bit Manufacture Co.,ltd.
All supplier products
All supplier products
1.The durability of premium tungsten carbide inserts are improved with new formulas and new techniques for insert bit;
2.Sliding bearing forms, palm-axis surfacing tooth carbide layer, inner cone hole silver;
3.Bearing O-ring wear-resistant, high-temperature high in saturated nitrile rubber;
4.Adopt limit the pressure and prevent drilling fluid into the lubrication system-wide rubber reservoir bag;
5.Use of high strength and high toughness carbide teeth.
Send product request
Other supplier products
 |
14 3/4" IADC437 TCI rock bits cutter for hole opener made in China | 1.The durability of premium tungsten carbide inserts are improved with new formulas and new techniques for insert bit; 2.Sliding bearing forms, pal... |
 |
Hot sale 17 1/2" IADC537 tricone drilling bits | 1.The durability of premium tungsten carbide inserts are improved with new formulas and new techniques for insert bit;2.Sliding bearing forms, palm... |
 |
4 5/8" IADC637 water well tci rock bit with high rotary speed | 1.The durability of premium tungsten carbide inserts are improved with new formulas and new techniques for insert bit; 2.Sliding bearing forms, pal... |
 |
12 1/4" IADC 517 tricone rock bits for drilling | 1.The durability of premium tungsten carbide inserts are improved with new formulas and new techniques for insert bit;2.Sliding bearing forms, palm... |
 |
9 5/8" IADC537 deep hole tungsten carbide drill bits for rock drilling project | 1.The durability of premium tungsten carbide inserts are improved with new formulas and new techniques for insert bit; 2.Sliding bearing forms, pal... |
