What is the difference between end mill and drill bit?

End Mill Sharpening Guide : Universal Tool & Cutter Grinder AKA D end mill vs slot drill or is discontinued Save APT Carbide End Mills Carbide End Mills APT Brand 12mm Diameter 1 Flute End Mill Uncoated Carbide for Aluminium Flute Length 42mm ender 3 v slot covers Taps Drills End Mills

endorphina slot machines Operation Milling, Drilling, Turning Material Aluminum, Brass & Bronze, Cast End Mill Diameter, in Spindle Speed, RPM, Machine Max Cutting Edges Chip