Sherline Mill & Lathe - End Mills

2-Flute or 4-Flute End Mill?

Available in the market are 2 Flute and 4 Flute End Mill. As in stated in Sherline Assembly & Installation guide, 2-Flute HSS ( High Speed Steel ) end mill are recommended for Aluminium because the flutes are less prone to clog with chips. 4-Flute end mill are recommended for cutting steels with lower RPM.