The Shdiatool Diamond Core Drill Bits with M14 Thread are high-performance drill bits designed specifically for hard materials like porcelain, tile, granite, and marble. Here’s an overview of their features and uses:

Key Features:

1. Diamond Grit: These bits are embedded with diamond grit, offering exceptional hardness and durability for cutting through tough surfaces like porcelain and granite.
2. M14 Thread: The M14 thread allows these bits to be compatible with standard angle grinders without needing an adapter, making them a versatile option for DIY and professional projects alike.
3. Efficient Drilling: With precision-engineered cutting edges, these bits provide smooth, clean cuts and help minimize chipping.
4. Wet and Dry Use: Although they are capable of drilling dry, these bits perform best when used with water, which cools the bit and extends its lifespan.
5. Size Variety: They come in various sizes to accommodate different hole requirements, useful for applications like installing hardware or making larger cutouts.

Best Applications:

• Porcelain and Ceramic Tile: Ideal for bathroom and kitchen tiles where precision and clean cuts are needed.
• Granite and Marble Countertops: Effective for drilling holes for faucets or other fixtures.
• Stone and Concrete: With the diamond grit, these bits can handle dense stone materials efficiently, making them versatile for multiple types of hard surfaces.

Tips for Use:

• Use Water if Possible: To prevent overheating, using water as a coolant can help prolong the life of the drill bit.
• Let the Bit Do the Work: Apply light pressure and let the diamond grit handle the cutting to avoid premature wear.
• Use at Low to Medium Speed: Running at a lower RPM helps maintain control and reduces the chance of overheating.

This type of drill bit is particularly valued in construction, tile installation, and stonework because of its versatility and effectiveness across various materials.