Diamond Drill Bit 1/4 Inch, 1/3 Inch, 2/5 Inch, 1/2 Inch, 3/5 Inch

These drill bits are cutting tools used to remove material to create holes of circular cross-section. Paint on the body of this bit avoids getting . Opening neat and smooth, no broken edges, no shaking and chip easily. Small incision resistance, drilling stably and will not . Mainly used for drilling ceramic tile, marble, granite, concrete, glass, Masonry and other hard material. There are many sizes for your choice and can create different kinds of holes in many different materials.

Specification:

Material: Diamond Length: 55 mm/2.16 inch Open Hold Diameter: 6 mm/0.23 inch; 8 mm/0.31 inch; 10 mm/0.39 inch; 12 mm/0.47 inch; 14 mm/0.55 inch

Package Includes: