Comparison : Item # D415914322, Regular Length Coarse Center-Cutting Roughing End Mills, Cobalt Steel Imported
Item # D415914403, Regular Length Coarse Center-Cutting Roughing End Mills, Cobalt Steel Imported
Item # D415914484, Regular Length Coarse Center-Cutting Roughing End Mills, Cobalt Steel Imported
Item # D415915646, Regular Length Coarse Center-Cutting Roughing End Mills, Cobalt Steel Imported
Item # D415916807, Regular Length Coarse Center-Cutting Roughing End Mills, Cobalt Steel Imported