1/2 x 4 RH w/CR Carbide Boring Bar, MTC-74370

Monster Tool Company 1/2 x 4 RH w/CR Carbide Boring Bar, 74370, Features: Mirror polished cutting surface and a 4RMS finish, Lock down flat on shank automatically locates tool on center, NC Generation / BB Series, Made in the USA, 1/2, MinBore: .490, MaxBore: 2.500, Projection: .123, Material Base: Carbide, Finish / Coating: Uncoated, MPN: 74370, PKG QTY: 1 PC