Specials China supplier power tools sintered hollow core diamond drill bits for stone drilling sale on alibaba website
Our company specialize in producing different sizes and specifications bronze sintered Diamond Glass Drill Bit ,it can use for concrete, marble, granite, ceramic,brick wall and glass core drilling.
Diameter:5mm to 150mm
We alos offer OEM service according your samples and drawing,you also can send us your data according the following drawing:
Glass Drill Bit
We warmly welcome every customer to send us drawings for making customized product.
Contact with us ,you will get more than what you can !