Casaverdediamond standard dry stone dry core bit match with high-speed hand-held angle grinder.It provide fast drilling performance,which could drill through the toughest 3cm granite,marble and engineered stone countertop at the job site without using water. It would incrases productivity by drilling down on the amount of clean needed with water.
Specifications: 1. Side and inside vacuum brazed protection
2. RPM Recommeded:2500-5000rpm
3. Speed 20-30s/hole for 3cm granite
4. Lifetime:100-150 holes
- Designed for drilling ganite, marble,engineered stone ect.
- Diameter:35mm（1-3/8 inch） Total length: 95mm, Thread: 5/8-11
- Vacuum Brazed inside and outside protection offers clean cut & steel core protection
- Special bond provides long life and aggressive drilling speed
- Use wet or dry drilling for stone, wet using will greatly prolong the segment life