Check the listing for details. 68mm-200mm Drill Bit Core Hole Saw For Glass Ceramic Tile Marble Opening Tool. Condition: New. Listed at 17.32 USD. Descriptions: Product Name:Glass OpenerMaterial:Diamond sandDiameter:68mm-200mmScope of application: suitable for glass, ceramic tiles, floor tiles, marble, glass tiles and other perforation operations (tempered glass is prohibited)Applicable models: can be applied to a variety of electric drills / table drills, etc., do not use the impact gear to open holesInstructions for use: Use the first 45 degrees positioning, and then vertical drilling way to drill holes (to prevent newcomers slip)When using the hole opener, remember to add water while drilling to improve the life of the hole opener and prevent product rupture.This product is plated diamond touch head, sharp wear-resistant, fast drilling speed Package include: According to your choice. Payment: PayPal, PayPal Credit, MasterCard, Apple Pay, Google Pay...are all supported. Shipping: Please make sure your address 100% right. Return Policy: If you are not satisfied with the item,any problem,please contact with us before you give a negative feedback,because it doesn't help you at all.we will try our best to help you solve the problems. Feedback: Your satisfaction is very important for us.If you are satisfied with our item or service,please give us a positive feedback and 5-Star DSRs rating. Contact Us: We are very glad to help you,please feel free to contact us whatever any problems.Due to high volume of daily incoming emails and time zone difference,please allow 24 hours for us to reply. About Item: For the funcitonal products in our shop,we make sure that the functions are the same as description,but the actual color and shape may looks a little different from pictures because of the technical improvement and manufacturing variance.Please be advised before you bid.