How to Sharpen a Variable 5 Flute end mill Journeyman JXTR

Choose a center-cutting geometry
In this case, we have chosen to make one flute cross the center
Choose a flute to make a primary end flute, and make a deep gash across center
This is so you can keep track of it during the rest of the grinding process
Setting up for the center clearance grinds  Using a 3 inch Plated bond Diamond

Setting up and grinding the end of a 5 Flute

Next a recap and Corner Rads !