Desc:Tungsten carbide hole drilling deep hole drill Gun drill bitTungsten carbide gun drill is used for deep hole drilling, with coolant hole, the coolant ...
Desc:Tungsten carbide hole drilling deep hole drill Gun drill bitTungsten carbide gun drill is used for deep hole drilling, with coolant hole, the coolant ...
Desc:Product DescriptionTungsten Carbide ParticlesUsageIt is used as a reinforcing material for surfacing oil drilling tools, building materials machinery,...