.Type SJ 60 Degree AngleDouble Cut Carbide BursMost popular geometry as the dual flutedirection reduces the contact patch on thework piece and therefore provides easieroperator control while still maintaining agood surface finish.
0002/-.Right Hand Spiral Flute Chucking ReamerStraight ShankHigh Speed SteelRight Hand Spiral Chucking Reamer Diameter Tolerances:Thru 1/2 1/2 to 5/85/8 to 1-1/21-1/2 to 2+.