Diamond drill GOLD M14 | Ø 8 mm | no. 50395

Diamond Dry Core Drill Bit GOLD Ø 8 mm – M14 Thread

The GOLD diamond dry core drill bit with an 8 mm diameter delivers precise drilling results in particularly tough materials – all without the need for water cooling. Equipped with an M14 thread, it fits directly onto standard angle grinders and is ready for immediate use.

Whether you're drilling into porcelain stoneware, tiles, granite, marble, or ceramics – the durable diamond segments combined with the innovative paraffin core enable efficient dry drilling with an extended service life.

Key Benefits of the GOLD Ø 8 mm Dry Core Drill Bit:

• Clean drilling in extremely hard materials – suitable for tiles, natural stone, granite, marble & porcelain stoneware
• M14 connection for angle grinders – direct mounting without the need for an adapter
• Dry drilling without water – integrated paraffin core provides automatic cooling
• High durability & reliability – long-lasting quality for professional use
• Drilling depth up to 30 mm – ideal for wall penetrations, socket openings, or anchor holes
• Easy to use – angled drilling with a circular motion protects both segment and material
• Optimal speed: 7,000–13,000 RPM – ensures best performance and minimal wear

FAQ – Frequently Asked Questions About the Ø 8 mm Diamond Dry Core Drill Bit

1. What materials can I drill with the 8 mm core bit?
   It is specifically designed for extremely hard surfaces such as ceramics, tiles, marble, porcelain stoneware, and granite.
2. Do I need to use water when drilling?
   No. The integrated paraffin core provides internal cooling, eliminating the need for external water supply.
3. Will this drill bit fit my angle grinder?
   Yes, the M14 thread is compatible with all standard angle grinders – no adapter required.
4. How deep can I drill with this bit?
   The recommended maximum drilling depth is 30 mm – ideal for a wide range of construction and interior applications.
5. Any tips for using the drill bit properly?
   Start drilling at a slight angle with circular movements to ensure a clean entry and protect the diamond segments.
6. What speed should I use?
   Optimal performance is achieved between 7,000 and 13,000 RPM. A steady drilling motion helps extend the bit's lifespan.
7. Is this drill bit suitable for professional use?
   Absolutely. The GOLD series is built to withstand daily use on job sites or in workshops, offering reliable performance and long life.

Additional Diameters in the GOLD Series:

Available in Ø 6–120 mm – ideal for everything from anchor hole drilling to pipe penetrations.