E2021 Cobalt Steel Ball Nose End Mill, Long Reach, Weldon Shank, Uncoated (Bright) Finish, 30 Deg Helix, 4 Flutes, 6.5" Overall Length, 1" Cutting Diameter, 1" Shank Diameter

Material:Cobalt Steel Cutting Length:4 Inches Finish Type:Unfinished Cutting Diameter:1 Inches Number of Flutes:4You may also like Tapcon Hammer Masonry Drill,3/8in,Carbide Tip DCX-138.