Premium Stone Tools, Equipment & Consumables. Give us a call. Send us a message. Diamond Drill Core Bit M14 Drilling Porcelain Ceramic Tile Hole Saw Cutter. Introducing Our Game-Changing Orbit Core Drills! Designed to revolutionize your drilling experience across a spectrum of materials including Porcelain, Ceramic, Quartz, Granite, Stone, Marble, and Limestone, these tools are set to elevate your craftsmanship to new heights. With Orbit Core Drills by your side, there are no limits to what you can achieve. Join the revolution today and take your drilling game to the next level! Unique Patented Spiral Diamond Matrix: Our revolutionary spiral diamond matrix technology extends the lifespan of the drill while turbocharging cutting speeds, ensuring you get the job done faster and with unparalleled accuracy. Versatile Performance: From delicate porcelain to robust granite, these drills handle it all. The versatility makes them great for professionals and DIY enthusiasts alike! Working Length – up to 40mm. Fitting – M14 Thread. Are you looking for something similar? See our other items!