7/8" Diamond Hole-Saw Bits with Pilot Drill Bit - 2pc 7/8 in Diamond Tipped Tile Hole Saws with Guiding Bit for Accurate Drilling, for Porcelain Tile Ceramic Pottery Granite Stone Glass Bottles 22mm

- Premium Quality & Durable: The 1-1/4 Inch Diamond Hole-Saw Bits feature a diamond-tipped design capable of cutting smoothly through ceramic, porcelain tile, granite, stone, glass bottles, and more. With a pilot drill bit and diamond height of 3/8" and a total length of 2-1/2", these diamond hole saw bits are engineered for precision.
Exceptional Cutting Depth & Dimensions: Each bit provides a cutting depth of 1-3/8", ideal for handling thicker materials. The size (32mm or 1.25") and the inclusion of a guiding pilot drill bit ensure accurate and swift drilling, saving both time and effort in various construction or home improvement projects.
- Versatile Use: Perfect for creating holes in countertops for faucets, garbage disposal buttons, bathroom remodels, HVAC systems, and more. Whether you're installing pipes, lines, or needing precise cuts for pottery and planters, these tools handle it all.
- Enhanced Cooling Feature: To boost performance and preserve the life of the bits, a water-cooling method is recommended. By lubricating with water during drilling, or dipping the bit in water intermittently, these tools ensure a smoother operation and cleaner results.
- User-Tips: Start with the removable pilot drill bit installed for precise positioning at first, then use the hex wrench to remove the pilot bit and cut a precise hole with the diamond hole saw in wobbling motion, enhancing your DIY drilling experience with minimal effort and maximum accuracy.

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