Dry Drilling Design: Each Diamond Drill Bit is integrated with wax lubricant inside; it will melt and cool the bit tip to prevent diamond loss, let the bit cool after each hole.
Clean Holes in Tiles: Dry Diamond Drill Bit set equipped with Vacuum Brazed Diamond Technology, able to drill clean holes for tiles, porcelain, granite, ceramic.
Precise Design: Built with Round Shank compatible with most popular electric Drills, Angle Grinders, Bench Drills; Special Side flutes design can remove debris faster; with Depth mark.
First Class Customer Service: 7 Packs Diamond Drill Bit Set coming in a heavy-duty case for easy access and safe storage; if you need any assistance in using the item, please feel free to contact us.
Shipping takes place within 3-5 business days. If there is a problem with the shipment of the product, we will notify you via the email address you entered when ordering.
We do not currently offer free shipping. However, this may be added at some point. We apologize.
If your order has been shipped, we will add the tracking number to your order and notify you via the email address you entered when ordering.
For returns or exchanges, please contact us within 14 days of receiving the product, along with a receipt or screenshot of the purchase, and a photo of the product with the packaging or tag intact.
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