12\" PDC horizontal directional drilling hole opener
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;
- Country: China (Mainland)
- Business Type: Manufacturer
- Market: Africa,Americas,Asia
- Founded Year: 2014
- Address: Junziguan Village,Shijingcun Town,Hejian City,Hebei Province
- Contact: Chen Min