High Quality Diamond Core Drill Bit for Conrete, Granite & Marble

Diamond Core Drill Bit Features:
1.Excellent comprehensive drilling performance with our drill bit.
2.The diamond core drill bit is widely use for drilling any stones.
3.Working fast without chipping and noise with our diamond drill.
4.The core drill bit has high effciency at the process of grinding.
5.Low cost and friendly surroundings with our core drill.
6.The drill bit grinding smooth and make the surface flat.

Diamond Core Drill Bit Advantages:
1.Factory competitive price.
2.Great quality .
3.Fast date of delivery.
4.High effciency .
5.Great after-sale service.

Ways of transportation:
1.Send by Fast Express if sample or urgent order with light weight.The freight is highest,the delivery time is 3-7days.
2.Send by Air if the weight is between 50kg to 100kg.The freight is middle,the delivery time is 7-14days.
3.Send by Sea if the weight is more than 100kg.The freight is lowest,the delivery time is 10-25days.