![]() What is the differences between a Slot Drill and an End Mill?Ī slot drill is a mixture of a drill and an end mill meaning it can plunge in like a drill then slot across like an end mill. However, only having 2 flutes can prevent higher feed rates from being achieved compared with higher fluted end mills. ![]() It may be beneficial to open a slot with a slot drill then use a 3-4 flute end mill to make the process faster. Slot drills will have 1 flute that is to the centre (centre-cutting), allowing the slot drill to plunge (cut down). A 2-flute geometry allows for greater chip evacuation which is best suited for cutting slots without flute clogging. End mills range from 2-6 flutes but we don’t class 2 flutes as an end mill but instead a slot drill.Ī Slot Drill is a milling cutter that has 2 flutes. ![]() This makes them versatile and allows them to perform so many different applications. End mills cut in a rotational direction on a transversal plane moving horizontal, lateral and vertical. An End Mill is a style of milling cutter which can perform multiple applications including profiling, plunging, counter boring, slotting, contouring and shouldering.
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