Chucking reamer comes with straight shank, 0.4520 inch decimal size, 0.4520 inch large end diameter, 0.4520 inch shank diameter, 1-3/8 inch flute length, 4 inch overall length, 4 number of flutes, 6 degree chamfer, 45 cutting direction, solid carbide material, bright finish, bright application and 11.48mm metric size.