Made in the USA
- Solid C-2 grade premium sub-micron grain carbide with 10% cobalt
- 45° chamfered end
- Diameter tolerance: +0.0000 / -0.0003 In.
- Diameter tolerance on 1/2" & larger: +0.0000 / -0.0002 In.
Enlarge, finish and shape through and blind holes to precision size and tolerance in:aluminum, brass, bronze, plastics, steels and abrasive materials.