Here is something I found with my friend google. Hope it helps. I think the trick is to keep the cutter cool.
How to Drill Holes Through Porcelain Tiles Drilling through hard porcelain tiles may be difficult but necessary to achieve the result you are looking for in your remodeling or building project. Though it can be difficult, the task can be accomplished with the correct technique and tools. [ edit] Steps List of 8 items 1. Determine the size and location of your holes. Image:A_735.jpg 2. Press the guide plate to dry tile. Image:Br1a_107.jpg 3. Drill for a few seconds to start the hole. Image:Br3a_933.jpg 4. When a small pit forms, discard the guide. Image:Br4a_637.jpg 5. Lock the drill into the newly formed slot and drill. Image:Br6a_484.jpg 6. Cool it with a wet sponge by holding it under the drill Image:Br2a_263.jpg 7. Continue to drill. Large holes take approx five minutes. Image:A7_569.JPG 8. Fit your items. Image:30_244.jpg list end [ edit] Tips List of 3 items . Always drill slowly. If you need an accurate drill speed, try 520 rpm. . Apply light pressure to the diamond drill bit, using water. . It is okay to start the hole by dry drilling. list end [ edit] Warnings List of 3 items . Always wear protective gear, including safety goggles. . Never let the drill get hot. Heat kills the glue bond holding the diamond, so always keep it cool. . Never apply pressure for too long. list end [ edit] Things You'll Need List of 5 items . Hard porcelain tile . Diamond drill bits also known as a hole saw or holesaw . A bucket of water and a sponge to cool drills . A cordless hand electric drill . Protective gear to include safety goggles or glasses. list end [ edit] Related wikiHows List of 2 items . How to Drill Into Concrete . How to Lay a Ceramic or Porcelain Tile Floor list end [ edit] Sources and Citations List of 1 items . 365Drills.com - Source of images and content, shared with permission. list end Ads by Google List of 1 items . Drill Bits For Porcelain Buy Today - Penetrate Up To 50% Faster Than Standard Masonry Bits! www.TechnologyLK.com list end Embed this: Republish this entire article on your blog or website. Was this article accurate? Yes No Table with 3 columns and 2 rows Edit This Page E-mail this to a Friend Printable version Discuss This Page Thank the Authors Write an Article table end Categories: Home Improvements and Repairs Authors 365DRILLS, Krystle, John Kruse, Harold R, Anonymous, Wikiwhack Thanks to all authors for creating a page that has been read 5,575 times. List of 7 items . Home . About wikiHow . Help . Terms of Use . RSS . eHow . Site map list end Carbon Neutral Website wikiHow is a carbon neutral website Creative Commons All text shared under a Creative Commons License. Mediawiki Powered by Mediawiki. [Non-text portions of this message have been removed]
