Crown diamond ring segment core drill bit for concrete and stoneMasterCut crown diamond core drill bit ring segments are designed for boring and drilling reinforced concrete, granite,stone,etc.Our diamond drill bit ring segment are a tool that can make your drilling projects so much more simple, effective, efficient and quick. This diamond core bit ring segment are mainly welded on small diameter core drill bits, such as 25mm, 32mm, 42mm,etc. These diamond core drill bits are a powerful way to drill through most material, regardless of how hard or soft it is. It truly is an "all in one" core drill bit segment.
1. Fast drilling & long life & Stable performance, High grade of diamonds
2. Different bonds are for different applications & precise segment size
3. Working safe, quiet, and precise, reducing working time
4. Crown or ring shape diamond segment make great adaptability & No chipping