- Tool Parts
- 2016-11-11 12:20
- ABOUT USZhengzhou LD Diamond products CO.???is located in birthland ofShaolin Kungfu—Zhengzhou???china???is a high tech
- Matrix body PDC sintered bit
- 2016-11-03 06:26
- Matrix Body PDC bit/Tungsten carbide sintered matrix PDC bitis made by with PDC cutter brazed to Matrix Body. With highe
- Diamond grinding wheels
- 2016-10-25 07:21
- Vitrified bond diamond grinding wheel have characteristics of strong rigidity, heat-resistant, corrosion-resistance, low