10pcs 3.17 Shank Diamond Nailhead Flat Disc Drill Bit

Diamond Grinding Burr Needle Point Engraving Carving Polishing Glass Jade Stone Drill Bit Rotary Tool Set The stone carving factory for stone carving, cutting, engraving, polishing, such as hollow carved lines.
Jade carving, jade carving, carving and processing of glass, ceramics, jade carving.Machining various mold cavity.Mold carving, process gifts of repair.Clean casting, forging, welding parts of the flying edge, burr, weld, etc.Can be installed in the electric machine, engraving machine, lifting mill, electric drill, pneumatic grinder.
Note:
Please see clearly that your machine is a few millimeters of the handle. Please see clearly that your machine is a few millimeters of the handle.
Please allow 0-3mm errors due to manual measurement.
Due to the difference between different monitors, the picture may not reflect the actual color of the item.
Because this does not have separate packaging, individual handles on the case of rust, look up some ugly, but does not affect the use effect, this does not belong to the quality problem,thanks for understanding!