Diamond Core Drill - Various Sizes | Silver Finish, Enhanced Speed, Thinner Crown, Superior Durability, Effortless Resharpening, High Output Efficiency

Diamond Drills for getting the core of Materials that hard to process, including Aquamarine,Sapphire, Ceramic etc.

Our Drills advantages as below:
Compare with the same type of drills, our diamond crown is thinner, the connecting of core and body is stonger.
On the condition of same life, our drilling speed is faster than European and Japanese Drills.
On the condition of speed faster ,Our drill no needs to resharpen during drilling,so Capacity and efficieny are greatly improved.
On the condition of speed faster ,Our drill finsihing quality is better, the chip is smaller than other drills.
On the condition of speed faster ,our drill needs lower feeding force, greatly improve the output of workpieces,reducing the cost.
On the condition of same speed,our drill's life is higher than European and Japanese Drill, the finishing is better.