SIGMA DRILL BIT DIAM.10 HEX.ATTACH. 3/8″

Sigma Diamond Fast Range Drill Bit / Core Wet or Dry – Porcelain, Stone

Suitable for:

• Porcelain Gres
• Ceramic Tiles
• Klinker
• Granite
• Marble
• Limestone
• Slate
• Terracotta
• Masonry
• Fiberglass

For use Wet or Dry

Instructions:-

1. Adjust the speed between 4000 and 11000 RPM
2. Start drilling at a 15 – 30 degree angle to the surface, until good contact has been established
3. Once the hole has been started return to perpendicular
4. Continue drilling but move in a circular motion rolling around its vertical axis to help release material debris from the drill bit core.
5. Press the grinder with a force of 5 kgs. PA
6. To prolong drill bit life, SIGMA recommends: Turning off the grinder and dipping the drill bit for 3 seconds for every 10 seconds of working.
7. Clear tile core and debris from drill bit after each hole