Comparison : Item # D412525100, 4 Flute, Single Square End End Mills, Decimal Sizes Solid Carbide USA
Item # D412525110, 4 Flute, Single Square End End Mills, Decimal Sizes Solid Carbide USA
Item # D412525120, 4 Flute, Single Square End End Mills, Decimal Sizes Solid Carbide USA
Item # D412525130, 4 Flute, Single Square End End Mills, Decimal Sizes Solid Carbide USA
Item # D412525140, 4 Flute, Single Square End End Mills, Decimal Sizes Solid Carbide USA