The revolutionary patented cup bur design. The Champion Cup has NO inner blades, instead it has two slotted opening around the bur. The Champion Cup bur is ideal for jewelers who finish prongs on a continuous basis. It will produce the desired result much faster.
- Tungsten Vanadium Cup Bur
- Eliminates additional polishing
- Produces a much smoother surface
- No clogging on softer metals
- No inner blades
- Two slotted opening around the bur
- 3/32" shank
- Will outlast other cup burs
- Package case 1.9" X 0.9" X 0.2" Inches (47 X 22 X 5mm)
- Easy to clean
- Made in Germany
- Dimensions are inside diameter of bur.