Comparison : Item # D411753161, Regular Length Fine Non Center-Cutting Roughing End Mills, Cobalt Steel Imported
Item # D411753201, Regular Length Fine Non Center-Cutting Roughing End Mills, Cobalt Steel Imported
Item # D411753241, Regular Length Fine Non Center-Cutting Roughing End Mills, Cobalt Steel Imported
Item # D411753322, Regular Length Fine Non Center-Cutting Roughing End Mills, Cobalt Steel Imported
Item # D411755322, Regular Length Fine Non Center-Cutting Roughing End Mills, Cobalt Steel Imported