Glass wall marble drill

Pre -sale description: 1. Our freight temporary courier by default! 2·This product is an industrial product, and there may be slight scratches or defects on the surface, but it does not affect normal use. Be careful when you are interested! 3. Our store is supplied by the manufacturer. Welcome to bargain when there is a lot of money! Electroplating diamond glass hole opener Product features: *Made of electroplating of diamond powder, Please add water to use *Multi-layer sanding process ensures that the product is easy to use *The openings are neat, smooth, and there are no broken edges, and there will be no tremor. *Small cut resistance, fast opening speed, easy chip removal * Can be used for drilling of hard and brittle materials such as glass, ceramics, marble and other