Diamond core drills
Diamond drills for through holes and blind holes to be used on angle grinders, drills, and electrical screwdrivers.
Find diamond core bits of various diameters and fittings for drilling and working marble, ceramic, ceramic and agglomerates.
Also take a look at the diamond core kits, with a case you will have a ready set and a better price than buying the individual core bits.
The ST-DA core bits have an M14 fitting while the ST-DC core bits have a hex fitting.
If you are looking for diamond core bits for CNC machines: Core Drill Bits for CNC Machines
Kit diamond core drill bits ST-DA (fitting M14) for angle grinder and drill - Sankyo
Diamond core drill bit for angle grinder and drill - Sankyo ST-DA (fitting M14)
Diamond Core Drill Bit for Blind Holes - Sankyo ST-DA (fitting M14)
Kit 4 pieces diamond core drill bits ST-DC (hex fitting) for angle grinder and drill - Sankyo